--- comments: true --- # 力扣竞赛 [English Version](/solution/CONTEST_README_EN.md) ## 段位与荣誉勋章竞赛排名根据竞赛积分（周赛和双周赛）进行计算，注册新用户的基础分值为 1500 分，在竞赛积分 ≥1600 的用户中，根据比例 5%, 20%, 75% 设定三档段位，段位每周比赛结束后计算一次。如果竞赛积分处于段位的临界值，在每周比赛结束重新计算后会出现段位升级或降级的情况。段位升级或降级后会自动替换对应的荣誉勋章。 | 段位 | 比例 | 段位名 | 国服分数线 | 勋章 | | ---- | ---- | -------- | ----------- | ----------------------------------------------------------------------------------------------------------------------- | | LV3 | 5% | Guardian | ≥2278.34 |

| | LV2 | 20% | Knight | ≥1889.36 |

| | LV1 | 75% | - | - | - | 力扣竞赛 **全国排名前 10** 的用户，全站用户名展示为品牌橙色。 ## 赛后估分网站如果你想在比赛结束后估算自己的积分变化，可以访问网站 [LeetCode Contest Rating Predictor](https://lccn.lbao.site/)。 ## 往期竞赛 #### 第 414 场周赛(2024-09-08 10:30, 90 分钟) 参赛人数 3236 - [3280. 将日期转换为二进制表示](/solution/3200-3299/3280.Convert%20Date%20to%20Binary/README.md) - [3281. 范围内整数的最大得分](/solution/3200-3299/3281.Maximize%20Score%20of%20Numbers%20in%20Ranges/README.md) - [3282. 到达数组末尾的最大得分](/solution/3200-3299/3282.Reach%20End%20of%20Array%20With%20Max%20Score/README.md) - [3283. 吃掉所有兵需要的最多移动次数](/solution/3200-3299/3283.Maximum%20Number%20of%20Moves%20to%20Kill%20All%20Pawns/README.md) #### 第 413 场周赛(2024-09-01 10:30, 90 分钟) 参赛人数 2875 - [3274. 检查棋盘方格颜色是否相同](/solution/3200-3299/3274.Check%20if%20Two%20Chessboard%20Squares%20Have%20the%20Same%20Color/README.md) - [3275. 第 K 近障碍物查询](/solution/3200-3299/3275.K-th%20Nearest%20Obstacle%20Queries/README.md) - [3276. 选择矩阵中单元格的最大得分](/solution/3200-3299/3276.Select%20Cells%20in%20Grid%20With%20Maximum%20Score/README.md) - [3277. 查询子数组最大异或值](/solution/3200-3299/3277.Maximum%20XOR%20Score%20Subarray%20Queries/README.md) #### 第 138 场双周赛(2024-08-31 22:30, 90 分钟) 参赛人数 2029 - [3270. 求出数字答案](/solution/3200-3299/3270.Find%20the%20Key%20of%20the%20Numbers/README.md) - [3271. 哈希分割字符串](/solution/3200-3299/3271.Hash%20Divided%20String/README.md) - [3272. 统计好整数的数目](/solution/3200-3299/3272.Find%20the%20Count%20of%20Good%20Integers/README.md) - [3273. 对 Bob 造成的最少伤害](/solution/3200-3299/3273.Minimum%20Amount%20of%20Damage%20Dealt%20to%20Bob/README.md) #### 第 412 场周赛(2024-08-25 10:30, 90 分钟) 参赛人数 2681 - [3264. K 次乘运算后的最终数组 I](/solution/3200-3299/3264.Final%20Array%20State%20After%20K%20Multiplication%20Operations%20I/README.md) - [3265. 统计近似相等数对 I](/solution/3200-3299/3265.Count%20Almost%20Equal%20Pairs%20I/README.md) - [3266. K 次乘运算后的最终数组 II](/solution/3200-3299/3266.Final%20Array%20State%20After%20K%20Multiplication%20Operations%20II/README.md) - [3267. 统计近似相等数对 II](/solution/3200-3299/3267.Count%20Almost%20Equal%20Pairs%20II/README.md) #### 第 411 场周赛(2024-08-18 10:30, 90 分钟) 参赛人数 3029 - [3258. 统计满足 K 约束的子字符串数量 I](/solution/3200-3299/3258.Count%20Substrings%20That%20Satisfy%20K-Constraint%20I/README.md) - [3259. 超级饮料的最大强化能量](/solution/3200-3299/3259.Maximum%20Energy%20Boost%20From%20Two%20Drinks/README.md) - [3260. 找出最大的 N 位 K 回文数](/solution/3200-3299/3260.Find%20the%20Largest%20Palindrome%20Divisible%20by%20K/README.md) - [3261. 统计满足 K 约束的子字符串数量 II](/solution/3200-3299/3261.Count%20Substrings%20That%20Satisfy%20K-Constraint%20II/README.md) #### 第 137 场双周赛(2024-08-17 22:30, 90 分钟) 参赛人数 2199 - [3254. 长度为 K 的子数组的能量值 I](/solution/3200-3299/3254.Find%20the%20Power%20of%20K-Size%20Subarrays%20I/README.md) - [3255. 长度为 K 的子数组的能量值 II](/solution/3200-3299/3255.Find%20the%20Power%20of%20K-Size%20Subarrays%20II/README.md) - [3256. 放三个车的价值之和最大 I](/solution/3200-3299/3256.Maximum%20Value%20Sum%20by%20Placing%20Three%20Rooks%20I/README.md) - [3257. 放三个车的价值之和最大 II](/solution/3200-3299/3257.Maximum%20Value%20Sum%20by%20Placing%20Three%20Rooks%20II/README.md) #### 第 410 场周赛(2024-08-11 10:30, 90 分钟) 参赛人数 2988 - [3248. 矩阵中的蛇](/solution/3200-3299/3248.Snake%20in%20Matrix/README.md) - [3249. 统计好节点的数目](/solution/3200-3299/3249.Count%20the%20Number%20of%20Good%20Nodes/README.md) - [3250. 单调数组对的数目 I](/solution/3200-3299/3250.Find%20the%20Count%20of%20Monotonic%20Pairs%20I/README.md) - [3251. 单调数组对的数目 II](/solution/3200-3299/3251.Find%20the%20Count%20of%20Monotonic%20Pairs%20II/README.md) #### 第 409 场周赛(2024-08-04 10:30, 90 分钟) 参赛人数 3643 - [3242. 设计相邻元素求和服务](/solution/3200-3299/3242.Design%20Neighbor%20Sum%20Service/README.md) - [3243. 新增道路查询后的最短距离 I](/solution/3200-3299/3243.Shortest%20Distance%20After%20Road%20Addition%20Queries%20I/README.md) - [3244. 新增道路查询后的最短距离 II](/solution/3200-3299/3244.Shortest%20Distance%20After%20Road%20Addition%20Queries%20II/README.md) - [3245. 交替组 III](/solution/3200-3299/3245.Alternating%20Groups%20III/README.md) #### 第 136 场双周赛(2024-08-03 22:30, 90 分钟) 参赛人数 2418 - [3238. 求出胜利玩家的数目](/solution/3200-3299/3238.Find%20the%20Number%20of%20Winning%20Players/README.md) - [3239. 最少翻转次数使二进制矩阵回文 I](/solution/3200-3299/3239.Minimum%20Number%20of%20Flips%20to%20Make%20Binary%20Grid%20Palindromic%20I/README.md) - [3240. 最少翻转次数使二进制矩阵回文 II](/solution/3200-3299/3240.Minimum%20Number%20of%20Flips%20to%20Make%20Binary%20Grid%20Palindromic%20II/README.md) - [3241. 标记所有节点需要的时间](/solution/3200-3299/3241.Time%20Taken%20to%20Mark%20All%20Nodes/README.md) #### 第 408 场周赛(2024-07-28 10:30, 90 分钟) 参赛人数 3369 - [3232. 判断是否可以赢得数字游戏](/solution/3200-3299/3232.Find%20if%20Digit%20Game%20Can%20Be%20Won/README.md) - [3233. 统计不是特殊数字的数字数量](/solution/3200-3299/3233.Find%20the%20Count%20of%20Numbers%20Which%20Are%20Not%20Special/README.md) - [3234. 统计 1 显著的字符串的数量](/solution/3200-3299/3234.Count%20the%20Number%20of%20Substrings%20With%20Dominant%20Ones/README.md) - [3235. 判断矩形的两个角落是否可达](/solution/3200-3299/3235.Check%20if%20the%20Rectangle%20Corner%20Is%20Reachable/README.md) #### 第 407 场周赛(2024-07-21 10:30, 90 分钟) 参赛人数 3268 - [3226. 使两个整数相等的位更改次数](/solution/3200-3299/3226.Number%20of%20Bit%20Changes%20to%20Make%20Two%20Integers%20Equal/README.md) - [3227. 字符串元音游戏](/solution/3200-3299/3227.Vowels%20Game%20in%20a%20String/README.md) - [3228. 将 1 移动到末尾的最大操作次数](/solution/3200-3299/3228.Maximum%20Number%20of%20Operations%20to%20Move%20Ones%20to%20the%20End/README.md) - [3229. 使数组等于目标数组所需的最少操作次数](/solution/3200-3299/3229.Minimum%20Operations%20to%20Make%20Array%20Equal%20to%20Target/README.md) #### 第 135 场双周赛(2024-07-20 22:30, 90 分钟) 参赛人数 2260 - [3222. 求出硬币游戏的赢家](/solution/3200-3299/3222.Find%20the%20Winning%20Player%20in%20Coin%20Game/README.md) - [3223. 操作后字符串的最短长度](/solution/3200-3299/3223.Minimum%20Length%20of%20String%20After%20Operations/README.md) - [3224. 使差值相等的最少数组改动次数](/solution/3200-3299/3224.Minimum%20Array%20Changes%20to%20Make%20Differences%20Equal/README.md) - [3225. 网格图操作后的最大分数](/solution/3200-3299/3225.Maximum%20Score%20From%20Grid%20Operations/README.md) #### 第 406 场周赛(2024-07-14 10:30, 90 分钟) 参赛人数 3422 - [3216. 交换后字典序最小的字符串](/solution/3200-3299/3216.Lexicographically%20Smallest%20String%20After%20a%20Swap/README.md) - [3217. 从链表中移除在数组中存在的节点](/solution/3200-3299/3217.Delete%20Nodes%20From%20Linked%20List%20Present%20in%20Array/README.md) - [3218. 切蛋糕的最小总开销 I](/solution/3200-3299/3218.Minimum%20Cost%20for%20Cutting%20Cake%20I/README.md) - [3219. 切蛋糕的最小总开销 II](/solution/3200-3299/3219.Minimum%20Cost%20for%20Cutting%20Cake%20II/README.md) #### 第 405 场周赛(2024-07-07 10:30, 90 分钟) 参赛人数 3240 - [3210. 找出加密后的字符串](/solution/3200-3299/3210.Find%20the%20Encrypted%20String/README.md) - [3211. 生成不含相邻零的二进制字符串](/solution/3200-3299/3211.Generate%20Binary%20Strings%20Without%20Adjacent%20Zeros/README.md) - [3212. 统计 X 和 Y 频数相等的子矩阵数量](/solution/3200-3299/3212.Count%20Submatrices%20With%20Equal%20Frequency%20of%20X%20and%20Y/README.md) - [3213. 最小代价构造字符串](/solution/3200-3299/3213.Construct%20String%20with%20Minimum%20Cost/README.md) #### 第 134 场双周赛(2024-07-06 22:30, 90 分钟) 参赛人数 2411 - [3206. 交替组 I](/solution/3200-3299/3206.Alternating%20Groups%20I/README.md) - [3207. 与敌人战斗后的最大分数](/solution/3200-3299/3207.Maximum%20Points%20After%20Enemy%20Battles/README.md) - [3208. 交替组 II](/solution/3200-3299/3208.Alternating%20Groups%20II/README.md) - [3209. 子数组按位与值为 K 的数目](/solution/3200-3299/3209.Number%20of%20Subarrays%20With%20AND%20Value%20of%20K/README.md) #### 第 404 场周赛(2024-06-30 10:30, 90 分钟) 参赛人数 3486 - [3200. 三角形的最大高度](/solution/3200-3299/3200.Maximum%20Height%20of%20a%20Triangle/README.md) - [3201. 找出有效子序列的最大长度 I](/solution/3200-3299/3201.Find%20the%20Maximum%20Length%20of%20Valid%20Subsequence%20I/README.md) - [3202. 找出有效子序列的最大长度 II](/solution/3200-3299/3202.Find%20the%20Maximum%20Length%20of%20Valid%20Subsequence%20II/README.md) - [3203. 合并两棵树后的最小直径](/solution/3200-3299/3203.Find%20Minimum%20Diameter%20After%20Merging%20Two%20Trees/README.md) #### 第 403 场周赛(2024-06-23 10:30, 90 分钟) 参赛人数 3112 - [3194. 最小元素和最大元素的最小平均值](/solution/3100-3199/3194.Minimum%20Average%20of%20Smallest%20and%20Largest%20Elements/README.md) - [3195. 包含所有 1 的最小矩形面积 I](/solution/3100-3199/3195.Find%20the%20Minimum%20Area%20to%20Cover%20All%20Ones%20I/README.md) - [3196. 最大化子数组的总成本](/solution/3100-3199/3196.Maximize%20Total%20Cost%20of%20Alternating%20Subarrays/README.md) - [3197. 包含所有 1 的最小矩形面积 II](/solution/3100-3199/3197.Find%20the%20Minimum%20Area%20to%20Cover%20All%20Ones%20II/README.md) #### 第 133 场双周赛(2024-06-22 22:30, 90 分钟) 参赛人数 2326 - [3190. 使所有元素都可以被 3 整除的最少操作数](/solution/3100-3199/3190.Find%20Minimum%20Operations%20to%20Make%20All%20Elements%20Divisible%20by%20Three/README.md) - [3191. 使二进制数组全部等于 1 的最少操作次数 I](/solution/3100-3199/3191.Minimum%20Operations%20to%20Make%20Binary%20Array%20Elements%20Equal%20to%20One%20I/README.md) - [3192. 使二进制数组全部等于 1 的最少操作次数 II](/solution/3100-3199/3192.Minimum%20Operations%20to%20Make%20Binary%20Array%20Elements%20Equal%20to%20One%20II/README.md) - [3193. 统计逆序对的数目](/solution/3100-3199/3193.Count%20the%20Number%20of%20Inversions/README.md) #### 第 402 场周赛(2024-06-16 10:30, 90 分钟) 参赛人数 3283 - [3184. 构成整天的下标对数目 I](/solution/3100-3199/3184.Count%20Pairs%20That%20Form%20a%20Complete%20Day%20I/README.md) - [3185. 构成整天的下标对数目 II](/solution/3100-3199/3185.Count%20Pairs%20That%20Form%20a%20Complete%20Day%20II/README.md) - [3186. 施咒的最大总伤害](/solution/3100-3199/3186.Maximum%20Total%20Damage%20With%20Spell%20Casting/README.md) - [3187. 数组中的峰值](/solution/3100-3199/3187.Peaks%20in%20Array/README.md) #### 第 401 场周赛(2024-06-09 10:30, 90 分钟) 参赛人数 3160 - [3178. 找出 K 秒后拿着球的孩子](/solution/3100-3199/3178.Find%20the%20Child%20Who%20Has%20the%20Ball%20After%20K%20Seconds/README.md) - [3179. K 秒后第 N 个元素的值](/solution/3100-3199/3179.Find%20the%20N-th%20Value%20After%20K%20Seconds/README.md) - [3180. 执行操作可获得的最大总奖励 I](/solution/3100-3199/3180.Maximum%20Total%20Reward%20Using%20Operations%20I/README.md) - [3181. 执行操作可获得的最大总奖励 II](/solution/3100-3199/3181.Maximum%20Total%20Reward%20Using%20Operations%20II/README.md) #### 第 132 场双周赛(2024-06-08 22:30, 90 分钟) 参赛人数 2457 - [3174. 清除数字](/solution/3100-3199/3174.Clear%20Digits/README.md) - [3175. 找到连续赢 K 场比赛的第一位玩家](/solution/3100-3199/3175.Find%20The%20First%20Player%20to%20win%20K%20Games%20in%20a%20Row/README.md) - [3176. 求出最长好子序列 I](/solution/3100-3199/3176.Find%20the%20Maximum%20Length%20of%20a%20Good%20Subsequence%20I/README.md) - [3177. 求出最长好子序列 II](/solution/3100-3199/3177.Find%20the%20Maximum%20Length%20of%20a%20Good%20Subsequence%20II/README.md) #### 第 400 场周赛(2024-06-02 10:30, 90 分钟) 参赛人数 3534 - [3168. 候诊室中的最少椅子数](/solution/3100-3199/3168.Minimum%20Number%20of%20Chairs%20in%20a%20Waiting%20Room/README.md) - [3169. 无需开会的工作日](/solution/3100-3199/3169.Count%20Days%20Without%20Meetings/README.md) - [3170. 删除星号以后字典序最小的字符串](/solution/3100-3199/3170.Lexicographically%20Minimum%20String%20After%20Removing%20Stars/README.md) - [3171. 找到按位或最接近 K 的子数组](/solution/3100-3199/3171.Find%20Subarray%20With%20Bitwise%20OR%20Closest%20to%20K/README.md) #### 第 399 场周赛(2024-05-26 10:30, 90 分钟) 参赛人数 3424 - [3162. 优质数对的总数 I](/solution/3100-3199/3162.Find%20the%20Number%20of%20Good%20Pairs%20I/README.md) - [3163. 压缩字符串 III](/solution/3100-3199/3163.String%20Compression%20III/README.md) - [3164. 优质数对的总数 II](/solution/3100-3199/3164.Find%20the%20Number%20of%20Good%20Pairs%20II/README.md) - [3165. 不包含相邻元素的子序列的最大和](/solution/3100-3199/3165.Maximum%20Sum%20of%20Subsequence%20With%20Non-adjacent%20Elements/README.md) #### 第 131 场双周赛(2024-05-25 22:30, 90 分钟) 参赛人数 2537 - [3158. 求出出现两次数字的 XOR 值](/solution/3100-3199/3158.Find%20the%20XOR%20of%20Numbers%20Which%20Appear%20Twice/README.md) - [3159. 查询数组中元素的出现位置](/solution/3100-3199/3159.Find%20Occurrences%20of%20an%20Element%20in%20an%20Array/README.md) - [3160. 所有球里面不同颜色的数目](/solution/3100-3199/3160.Find%20the%20Number%20of%20Distinct%20Colors%20Among%20the%20Balls/README.md) - [3161. 物块放置查询](/solution/3100-3199/3161.Block%20Placement%20Queries/README.md) #### 第 398 场周赛(2024-05-19 10:30, 90 分钟) 参赛人数 3606 - [3151. 特殊数组 I](/solution/3100-3199/3151.Special%20Array%20I/README.md) - [3152. 特殊数组 II](/solution/3100-3199/3152.Special%20Array%20II/README.md) - [3153. 所有数对中数位差之和](/solution/3100-3199/3153.Sum%20of%20Digit%20Differences%20of%20All%20Pairs/README.md) - [3154. 到达第 K 级台阶的方案数](/solution/3100-3199/3154.Find%20Number%20of%20Ways%20to%20Reach%20the%20K-th%20Stair/README.md) #### 第 397 场周赛(2024-05-12 10:30, 90 分钟) 参赛人数 3365 - [3146. 两个字符串的排列差](/solution/3100-3199/3146.Permutation%20Difference%20between%20Two%20Strings/README.md) - [3147. 从魔法师身上吸取的最大能量](/solution/3100-3199/3147.Taking%20Maximum%20Energy%20From%20the%20Mystic%20Dungeon/README.md) - [3148. 矩阵中的最大得分](/solution/3100-3199/3148.Maximum%20Difference%20Score%20in%20a%20Grid/README.md) - [3149. 找出分数最低的排列](/solution/3100-3199/3149.Find%20the%20Minimum%20Cost%20Array%20Permutation/README.md) #### 第 130 场双周赛(2024-05-11 22:30, 90 分钟) 参赛人数 2604 - [3142. 判断矩阵是否满足条件](/solution/3100-3199/3142.Check%20if%20Grid%20Satisfies%20Conditions/README.md) - [3143. 正方形中的最多点数](/solution/3100-3199/3143.Maximum%20Points%20Inside%20the%20Square/README.md) - [3144. 分割字符频率相等的最少子字符串](/solution/3100-3199/3144.Minimum%20Substring%20Partition%20of%20Equal%20Character%20Frequency/README.md) - [3145. 大数组元素的乘积](/solution/3100-3199/3145.Find%20Products%20of%20Elements%20of%20Big%20Array/README.md) #### 第 396 场周赛(2024-05-05 10:30, 90 分钟) 参赛人数 2932 - [3136. 有效单词](/solution/3100-3199/3136.Valid%20Word/README.md) - [3137. K 周期字符串需要的最少操作次数](/solution/3100-3199/3137.Minimum%20Number%20of%20Operations%20to%20Make%20Word%20K-Periodic/README.md) - [3138. 同位字符串连接的最小长度](/solution/3100-3199/3138.Minimum%20Length%20of%20Anagram%20Concatenation/README.md) - [3139. 使数组中所有元素相等的最小开销](/solution/3100-3199/3139.Minimum%20Cost%20to%20Equalize%20Array/README.md) #### 第 395 场周赛(2024-04-28 10:30, 90 分钟) 参赛人数 2969 - [3131. 找出与数组相加的整数 I](/solution/3100-3199/3131.Find%20the%20Integer%20Added%20to%20Array%20I/README.md) - [3132. 找出与数组相加的整数 II](/solution/3100-3199/3132.Find%20the%20Integer%20Added%20to%20Array%20II/README.md) - [3133. 数组最后一个元素的最小值](/solution/3100-3199/3133.Minimum%20Array%20End/README.md) - [3134. 找出唯一性数组的中位数](/solution/3100-3199/3134.Find%20the%20Median%20of%20the%20Uniqueness%20Array/README.md) #### 第 129 场双周赛(2024-04-27 22:30, 90 分钟) 参赛人数 2511 - [3127. 构造相同颜色的正方形](/solution/3100-3199/3127.Make%20a%20Square%20with%20the%20Same%20Color/README.md) - [3128. 直角三角形](/solution/3100-3199/3128.Right%20Triangles/README.md) - [3129. 找出所有稳定的二进制数组 I](/solution/3100-3199/3129.Find%20All%20Possible%20Stable%20Binary%20Arrays%20I/README.md) - [3130. 找出所有稳定的二进制数组 II](/solution/3100-3199/3130.Find%20All%20Possible%20Stable%20Binary%20Arrays%20II/README.md) #### 第 394 场周赛(2024-04-21 10:30, 90 分钟) 参赛人数 3958 - [3120. 统计特殊字母的数量 I](/solution/3100-3199/3120.Count%20the%20Number%20of%20Special%20Characters%20I/README.md) - [3121. 统计特殊字母的数量 II](/solution/3100-3199/3121.Count%20the%20Number%20of%20Special%20Characters%20II/README.md) - [3122. 使矩阵满足条件的最少操作次数](/solution/3100-3199/3122.Minimum%20Number%20of%20Operations%20to%20Satisfy%20Conditions/README.md) - [3123. 最短路径中的边](/solution/3100-3199/3123.Find%20Edges%20in%20Shortest%20Paths/README.md) #### 第 393 场周赛(2024-04-14 10:30, 90 分钟) 参赛人数 4219 - [3114. 替换字符可以得到的最晚时间](/solution/3100-3199/3114.Latest%20Time%20You%20Can%20Obtain%20After%20Replacing%20Characters/README.md) - [3115. 质数的最大距离](/solution/3100-3199/3115.Maximum%20Prime%20Difference/README.md) - [3116. 单面值组合的第 K 小金额](/solution/3100-3199/3116.Kth%20Smallest%20Amount%20With%20Single%20Denomination%20Combination/README.md) - [3117. 划分数组得到最小的值之和](/solution/3100-3199/3117.Minimum%20Sum%20of%20Values%20by%20Dividing%20Array/README.md) #### 第 128 场双周赛(2024-04-13 22:30, 90 分钟) 参赛人数 2654 - [3110. 字符串的分数](/solution/3100-3199/3110.Score%20of%20a%20String/README.md) - [3111. 覆盖所有点的最少矩形数目](/solution/3100-3199/3111.Minimum%20Rectangles%20to%20Cover%20Points/README.md) - [3112. 访问消失节点的最少时间](/solution/3100-3199/3112.Minimum%20Time%20to%20Visit%20Disappearing%20Nodes/README.md) - [3113. 边界元素是最大值的子数组数目](/solution/3100-3199/3113.Find%20the%20Number%20of%20Subarrays%20Where%20Boundary%20Elements%20Are%20Maximum/README.md) #### 第 392 场周赛(2024-04-07 10:30, 90 分钟) 参赛人数 3194 - [3105. 最长的严格递增或递减子数组](/solution/3100-3199/3105.Longest%20Strictly%20Increasing%20or%20Strictly%20Decreasing%20Subarray/README.md) - [3106. 满足距离约束且字典序最小的字符串](/solution/3100-3199/3106.Lexicographically%20Smallest%20String%20After%20Operations%20With%20Constraint/README.md) - [3107. 使数组中位数等于 K 的最少操作数](/solution/3100-3199/3107.Minimum%20Operations%20to%20Make%20Median%20of%20Array%20Equal%20to%20K/README.md) - [3108. 带权图里旅途的最小代价](/solution/3100-3199/3108.Minimum%20Cost%20Walk%20in%20Weighted%20Graph/README.md) #### 第 391 场周赛(2024-03-31 10:30, 90 分钟) 参赛人数 4181 - [3099. 哈沙德数](/solution/3000-3099/3099.Harshad%20Number/README.md) - [3100. 换水问题 II](/solution/3100-3199/3100.Water%20Bottles%20II/README.md) - [3101. 交替子数组计数](/solution/3100-3199/3101.Count%20Alternating%20Subarrays/README.md) - [3102. 最小化曼哈顿距离](/solution/3100-3199/3102.Minimize%20Manhattan%20Distances/README.md) #### 第 127 场双周赛(2024-03-30 22:30, 90 分钟) 参赛人数 2951 - [3095. 或值至少 K 的最短子数组 I](/solution/3000-3099/3095.Shortest%20Subarray%20With%20OR%20at%20Least%20K%20I/README.md) - [3096. 得到更多分数的最少关卡数目](/solution/3000-3099/3096.Minimum%20Levels%20to%20Gain%20More%20Points/README.md) - [3097. 或值至少为 K 的最短子数组 II](/solution/3000-3099/3097.Shortest%20Subarray%20With%20OR%20at%20Least%20K%20II/README.md) - [3098. 求出所有子序列的能量和](/solution/3000-3099/3098.Find%20the%20Sum%20of%20Subsequence%20Powers/README.md) #### 第 390 场周赛(2024-03-24 10:30, 90 分钟) 参赛人数 4817 - [3090. 每个字符最多出现两次的最长子字符串](/solution/3000-3099/3090.Maximum%20Length%20Substring%20With%20Two%20Occurrences/README.md) - [3091. 执行操作使数据元素之和大于等于 K](/solution/3000-3099/3091.Apply%20Operations%20to%20Make%20Sum%20of%20Array%20Greater%20Than%20or%20Equal%20to%20k/README.md) - [3092. 最高频率的 ID](/solution/3000-3099/3092.Most%20Frequent%20IDs/README.md) - [3093. 最长公共后缀查询](/solution/3000-3099/3093.Longest%20Common%20Suffix%20Queries/README.md) #### 第 389 场周赛(2024-03-17 10:30, 90 分钟) 参赛人数 4561 - [3083. 字符串及其反转中是否存在同一子字符串](/solution/3000-3099/3083.Existence%20of%20a%20Substring%20in%20a%20String%20and%20Its%20Reverse/README.md) - [3084. 统计以给定字符开头和结尾的子字符串总数](/solution/3000-3099/3084.Count%20Substrings%20Starting%20and%20Ending%20with%20Given%20Character/README.md) - [3085. 成为 K 特殊字符串需要删除的最少字符数](/solution/3000-3099/3085.Minimum%20Deletions%20to%20Make%20String%20K-Special/README.md) - [3086. 拾起 K 个 1 需要的最少行动次数](/solution/3000-3099/3086.Minimum%20Moves%20to%20Pick%20K%20Ones/README.md) #### 第 126 场双周赛(2024-03-16 22:30, 90 分钟) 参赛人数 3234 - [3079. 求出加密整数的和](/solution/3000-3099/3079.Find%20the%20Sum%20of%20Encrypted%20Integers/README.md) - [3080. 执行操作标记数组中的元素](/solution/3000-3099/3080.Mark%20Elements%20on%20Array%20by%20Performing%20Queries/README.md) - [3081. 替换字符串中的问号使分数最小](/solution/3000-3099/3081.Replace%20Question%20Marks%20in%20String%20to%20Minimize%20Its%20Value/README.md) - [3082. 求出所有子序列的能量和](/solution/3000-3099/3082.Find%20the%20Sum%20of%20the%20Power%20of%20All%20Subsequences/README.md) #### 第 388 场周赛(2024-03-10 10:30, 90 分钟) 参赛人数 4291 - [3074. 重新分装苹果](/solution/3000-3099/3074.Apple%20Redistribution%20into%20Boxes/README.md) - [3075. 幸福值最大化的选择方案](/solution/3000-3099/3075.Maximize%20Happiness%20of%20Selected%20Children/README.md) - [3076. 数组中的最短非公共子字符串](/solution/3000-3099/3076.Shortest%20Uncommon%20Substring%20in%20an%20Array/README.md) - [3077. K 个不相交子数组的最大能量值](/solution/3000-3099/3077.Maximum%20Strength%20of%20K%20Disjoint%20Subarrays/README.md) #### 第 387 场周赛(2024-03-03 10:30, 90 分钟) 参赛人数 3694 - [3069. 将元素分配到两个数组中 I](/solution/3000-3099/3069.Distribute%20Elements%20Into%20Two%20Arrays%20I/README.md) - [3070. 元素和小于等于 k 的子矩阵的数目](/solution/3000-3099/3070.Count%20Submatrices%20with%20Top-Left%20Element%20and%20Sum%20Less%20Than%20k/README.md) - [3071. 在矩阵上写出字母 Y 所需的最少操作次数](/solution/3000-3099/3071.Minimum%20Operations%20to%20Write%20the%20Letter%20Y%20on%20a%20Grid/README.md) - [3072. 将元素分配到两个数组中 II](/solution/3000-3099/3072.Distribute%20Elements%20Into%20Two%20Arrays%20II/README.md) #### 第 125 场双周赛(2024-03-02 22:30, 90 分钟) 参赛人数 2599 - [3065. 超过阈值的最少操作数 I](/solution/3000-3099/3065.Minimum%20Operations%20to%20Exceed%20Threshold%20Value%20I/README.md) - [3066. 超过阈值的最少操作数 II](/solution/3000-3099/3066.Minimum%20Operations%20to%20Exceed%20Threshold%20Value%20II/README.md) - [3067. 在带权树网络中统计可连接服务器对数目](/solution/3000-3099/3067.Count%20Pairs%20of%20Connectable%20Servers%20in%20a%20Weighted%20Tree%20Network/README.md) - [3068. 最大节点价值之和](/solution/3000-3099/3068.Find%20the%20Maximum%20Sum%20of%20Node%20Values/README.md) #### 第 386 场周赛(2024-02-25 10:30, 90 分钟) 参赛人数 2731 - [3046. 分割数组](/solution/3000-3099/3046.Split%20the%20Array/README.md) - [3047. 求交集区域内的最大正方形面积](/solution/3000-3099/3047.Find%20the%20Largest%20Area%20of%20Square%20Inside%20Two%20Rectangles/README.md) - [3048. 标记所有下标的最早秒数 I](/solution/3000-3099/3048.Earliest%20Second%20to%20Mark%20Indices%20I/README.md) - [3049. 标记所有下标的最早秒数 II](/solution/3000-3099/3049.Earliest%20Second%20to%20Mark%20Indices%20II/README.md) #### 第 385 场周赛(2024-02-18 10:30, 90 分钟) 参赛人数 2382 - [3042. 统计前后缀下标对 I](/solution/3000-3099/3042.Count%20Prefix%20and%20Suffix%20Pairs%20I/README.md) - [3043. 最长公共前缀的长度](/solution/3000-3099/3043.Find%20the%20Length%20of%20the%20Longest%20Common%20Prefix/README.md) - [3044. 出现频率最高的质数](/solution/3000-3099/3044.Most%20Frequent%20Prime/README.md) - [3045. 统计前后缀下标对 II](/solution/3000-3099/3045.Count%20Prefix%20and%20Suffix%20Pairs%20II/README.md) #### 第 124 场双周赛(2024-02-17 22:30, 90 分钟) 参赛人数 1861 - [3038. 相同分数的最大操作数目 I](/solution/3000-3099/3038.Maximum%20Number%20of%20Operations%20With%20the%20Same%20Score%20I/README.md) - [3039. 进行操作使字符串为空](/solution/3000-3099/3039.Apply%20Operations%20to%20Make%20String%20Empty/README.md) - [3040. 相同分数的最大操作数目 II](/solution/3000-3099/3040.Maximum%20Number%20of%20Operations%20With%20the%20Same%20Score%20II/README.md) - [3041. 修改数组后最大化数组中的连续元素数目](/solution/3000-3099/3041.Maximize%20Consecutive%20Elements%20in%20an%20Array%20After%20Modification/README.md) #### 第 384 场周赛(2024-02-11 10:30, 90 分钟) 参赛人数 1652 - [3033. 修改矩阵](/solution/3000-3099/3033.Modify%20the%20Matrix/README.md) - [3034. 匹配模式数组的子数组数目 I](/solution/3000-3099/3034.Number%20of%20Subarrays%20That%20Match%20a%20Pattern%20I/README.md) - [3035. 回文字符串的最大数量](/solution/3000-3099/3035.Maximum%20Palindromes%20After%20Operations/README.md) - [3036. 匹配模式数组的子数组数目 II](/solution/3000-3099/3036.Number%20of%20Subarrays%20That%20Match%20a%20Pattern%20II/README.md) #### 第 383 场周赛(2024-02-04 10:30, 90 分钟) 参赛人数 2691 - [3028. 边界上的蚂蚁](/solution/3000-3099/3028.Ant%20on%20the%20Boundary/README.md) - [3029. 将单词恢复初始状态所需的最短时间 I](/solution/3000-3099/3029.Minimum%20Time%20to%20Revert%20Word%20to%20Initial%20State%20I/README.md) - [3030. 找出网格的区域平均强度](/solution/3000-3099/3030.Find%20the%20Grid%20of%20Region%20Average/README.md) - [3031. 将单词恢复初始状态所需的最短时间 II](/solution/3000-3099/3031.Minimum%20Time%20to%20Revert%20Word%20to%20Initial%20State%20II/README.md) #### 第 123 场双周赛(2024-02-03 22:30, 90 分钟) 参赛人数 2209 - [3024. 三角形类型](/solution/3000-3099/3024.Type%20of%20Triangle/README.md) - [3025. 人员站位的方案数 I](/solution/3000-3099/3025.Find%20the%20Number%20of%20Ways%20to%20Place%20People%20I/README.md) - [3026. 最大好子数组和](/solution/3000-3099/3026.Maximum%20Good%20Subarray%20Sum/README.md) - [3027. 人员站位的方案数 II](/solution/3000-3099/3027.Find%20the%20Number%20of%20Ways%20to%20Place%20People%20II/README.md) #### 第 382 场周赛(2024-01-28 10:30, 90 分钟) 参赛人数 3134 - [3019. 按键变更的次数](/solution/3000-3099/3019.Number%20of%20Changing%20Keys/README.md) - [3020. 子集中元素的最大数量](/solution/3000-3099/3020.Find%20the%20Maximum%20Number%20of%20Elements%20in%20Subset/README.md) - [3021. Alice 和 Bob 玩鲜花游戏](/solution/3000-3099/3021.Alice%20and%20Bob%20Playing%20Flower%20Game/README.md) - [3022. 给定操作次数内使剩余元素的或值最小](/solution/3000-3099/3022.Minimize%20OR%20of%20Remaining%20Elements%20Using%20Operations/README.md) #### 第 381 场周赛(2024-01-21 10:30, 90 分钟) 参赛人数 3737 - [3014. 输入单词需要的最少按键次数 I](/solution/3000-3099/3014.Minimum%20Number%20of%20Pushes%20to%20Type%20Word%20I/README.md) - [3015. 按距离统计房屋对数目 I](/solution/3000-3099/3015.Count%20the%20Number%20of%20Houses%20at%20a%20Certain%20Distance%20I/README.md) - [3016. 输入单词需要的最少按键次数 II](/solution/3000-3099/3016.Minimum%20Number%20of%20Pushes%20to%20Type%20Word%20II/README.md) - [3017. 按距离统计房屋对数目 II](/solution/3000-3099/3017.Count%20the%20Number%20of%20Houses%20at%20a%20Certain%20Distance%20II/README.md) #### 第 122 场双周赛(2024-01-20 22:30, 90 分钟) 参赛人数 2547 - [3010. 将数组分成最小总代价的子数组 I](/solution/3000-3099/3010.Divide%20an%20Array%20Into%20Subarrays%20With%20Minimum%20Cost%20I/README.md) - [3011. 判断一个数组是否可以变为有序](/solution/3000-3099/3011.Find%20if%20Array%20Can%20Be%20Sorted/README.md) - [3012. 通过操作使数组长度最小](/solution/3000-3099/3012.Minimize%20Length%20of%20Array%20Using%20Operations/README.md) - [3013. 将数组分成最小总代价的子数组 II](/solution/3000-3099/3013.Divide%20an%20Array%20Into%20Subarrays%20With%20Minimum%20Cost%20II/README.md) #### 第 380 场周赛(2024-01-14 10:30, 90 分钟) 参赛人数 3325 - [3005. 最大频率元素计数](/solution/3000-3099/3005.Count%20Elements%20With%20Maximum%20Frequency/README.md) - [3006. 找出数组中的美丽下标 I](/solution/3000-3099/3006.Find%20Beautiful%20Indices%20in%20the%20Given%20Array%20I/README.md) - [3007. 价值和小于等于 K 的最大数字](/solution/3000-3099/3007.Maximum%20Number%20That%20Sum%20of%20the%20Prices%20Is%20Less%20Than%20or%20Equal%20to%20K/README.md) - [3008. 找出数组中的美丽下标 II](/solution/3000-3099/3008.Find%20Beautiful%20Indices%20in%20the%20Given%20Array%20II/README.md) #### 第 379 场周赛(2024-01-07 10:30, 90 分钟) 参赛人数 3117 - [3000. 对角线最长的矩形的面积](/solution/3000-3099/3000.Maximum%20Area%20of%20Longest%20Diagonal%20Rectangle/README.md) - [3001. 捕获黑皇后需要的最少移动次数](/solution/3000-3099/3001.Minimum%20Moves%20to%20Capture%20The%20Queen/README.md) - [3002. 移除后集合的最多元素数](/solution/3000-3099/3002.Maximum%20Size%20of%20a%20Set%20After%20Removals/README.md) - [3003. 执行操作后的最大分割数量](/solution/3000-3099/3003.Maximize%20the%20Number%20of%20Partitions%20After%20Operations/README.md) #### 第 121 场双周赛(2024-01-06 22:30, 90 分钟) 参赛人数 2218 - [2996. 大于等于顺序前缀和的最小缺失整数](/solution/2900-2999/2996.Smallest%20Missing%20Integer%20Greater%20Than%20Sequential%20Prefix%20Sum/README.md) - [2997. 使数组异或和等于 K 的最少操作次数](/solution/2900-2999/2997.Minimum%20Number%20of%20Operations%20to%20Make%20Array%20XOR%20Equal%20to%20K/README.md) - [2998. 使 X 和 Y 相等的最少操作次数](/solution/2900-2999/2998.Minimum%20Number%20of%20Operations%20to%20Make%20X%20and%20Y%20Equal/README.md) - [2999. 统计强大整数的数目](/solution/2900-2999/2999.Count%20the%20Number%20of%20Powerful%20Integers/README.md) #### 第 378 场周赛(2023-12-31 10:30, 90 分钟) 参赛人数 2747 - [2980. 检查按位或是否存在尾随零](/solution/2900-2999/2980.Check%20if%20Bitwise%20OR%20Has%20Trailing%20Zeros/README.md) - [2981. 找出出现至少三次的最长特殊子字符串 I](/solution/2900-2999/2981.Find%20Longest%20Special%20Substring%20That%20Occurs%20Thrice%20I/README.md) - [2982. 找出出现至少三次的最长特殊子字符串 II](/solution/2900-2999/2982.Find%20Longest%20Special%20Substring%20That%20Occurs%20Thrice%20II/README.md) - [2983. 回文串重新排列查询](/solution/2900-2999/2983.Palindrome%20Rearrangement%20Queries/README.md) #### 第 377 场周赛(2023-12-24 10:30, 90 分钟) 参赛人数 3148 - [2974. 最小数字游戏](/solution/2900-2999/2974.Minimum%20Number%20Game/README.md) - [2975. 移除栅栏得到的正方形田地的最大面积](/solution/2900-2999/2975.Maximum%20Square%20Area%20by%20Removing%20Fences%20From%20a%20Field/README.md) - [2976. 转换字符串的最小成本 I](/solution/2900-2999/2976.Minimum%20Cost%20to%20Convert%20String%20I/README.md) - [2977. 转换字符串的最小成本 II](/solution/2900-2999/2977.Minimum%20Cost%20to%20Convert%20String%20II/README.md) #### 第 120 场双周赛(2023-12-23 22:30, 90 分钟) 参赛人数 2542 - [2970. 统计移除递增子数组的数目 I](/solution/2900-2999/2970.Count%20the%20Number%20of%20Incremovable%20Subarrays%20I/README.md) - [2971. 找到最大周长的多边形](/solution/2900-2999/2971.Find%20Polygon%20With%20the%20Largest%20Perimeter/README.md) - [2972. 统计移除递增子数组的数目 II](/solution/2900-2999/2972.Count%20the%20Number%20of%20Incremovable%20Subarrays%20II/README.md) - [2973. 树中每个节点放置的金币数目](/solution/2900-2999/2973.Find%20Number%20of%20Coins%20to%20Place%20in%20Tree%20Nodes/README.md) #### 第 376 场周赛(2023-12-17 10:30, 90 分钟) 参赛人数 3409 - [2965. 找出缺失和重复的数字](/solution/2900-2999/2965.Find%20Missing%20and%20Repeated%20Values/README.md) - [2966. 划分数组并满足最大差限制](/solution/2900-2999/2966.Divide%20Array%20Into%20Arrays%20With%20Max%20Difference/README.md) - [2967. 使数组成为等数数组的最小代价](/solution/2900-2999/2967.Minimum%20Cost%20to%20Make%20Array%20Equalindromic/README.md) - [2968. 执行操作使频率分数最大](/solution/2900-2999/2968.Apply%20Operations%20to%20Maximize%20Frequency%20Score/README.md) #### 第 375 场周赛(2023-12-10 10:30, 90 分钟) 参赛人数 3518 - [2960. 统计已测试设备](/solution/2900-2999/2960.Count%20Tested%20Devices%20After%20Test%20Operations/README.md) - [2961. 双模幂运算](/solution/2900-2999/2961.Double%20Modular%20Exponentiation/README.md) - [2962. 统计最大元素出现至少 K 次的子数组](/solution/2900-2999/2962.Count%20Subarrays%20Where%20Max%20Element%20Appears%20at%20Least%20K%20Times/README.md) - [2963. 统计好分割方案的数目](/solution/2900-2999/2963.Count%20the%20Number%20of%20Good%20Partitions/README.md) #### 第 119 场双周赛(2023-12-09 22:30, 90 分钟) 参赛人数 2472 - [2956. 找到两个数组中的公共元素](/solution/2900-2999/2956.Find%20Common%20Elements%20Between%20Two%20Arrays/README.md) - [2957. 消除相邻近似相等字符](/solution/2900-2999/2957.Remove%20Adjacent%20Almost-Equal%20Characters/README.md) - [2958. 最多 K 个重复元素的最长子数组](/solution/2900-2999/2958.Length%20of%20Longest%20Subarray%20With%20at%20Most%20K%20Frequency/README.md) - [2959. 关闭分部的可行集合数目](/solution/2900-2999/2959.Number%20of%20Possible%20Sets%20of%20Closing%20Branches/README.md) #### 第 374 场周赛(2023-12-03 10:30, 90 分钟) 参赛人数 4053 - [2951. 找出峰值](/solution/2900-2999/2951.Find%20the%20Peaks/README.md) - [2952. 需要添加的硬币的最小数量](/solution/2900-2999/2952.Minimum%20Number%20of%20Coins%20to%20be%20Added/README.md) - [2953. 统计完全子字符串](/solution/2900-2999/2953.Count%20Complete%20Substrings/README.md) - [2954. 统计感冒序列的数目](/solution/2900-2999/2954.Count%20the%20Number%20of%20Infection%20Sequences/README.md) #### 第 373 场周赛(2023-11-26 10:30, 90 分钟) 参赛人数 3577 - [2946. 循环移位后的矩阵相似检查](/solution/2900-2999/2946.Matrix%20Similarity%20After%20Cyclic%20Shifts/README.md) - [2947. 统计美丽子字符串 I](/solution/2900-2999/2947.Count%20Beautiful%20Substrings%20I/README.md) - [2948. 交换得到字典序最小的数组](/solution/2900-2999/2948.Make%20Lexicographically%20Smallest%20Array%20by%20Swapping%20Elements/README.md) - [2949. 统计美丽子字符串 II](/solution/2900-2999/2949.Count%20Beautiful%20Substrings%20II/README.md) #### 第 118 场双周赛(2023-11-25 22:30, 90 分钟) 参赛人数 2425 - [2942. 查找包含给定字符的单词](/solution/2900-2999/2942.Find%20Words%20Containing%20Character/README.md) - [2943. 最大化网格图中正方形空洞的面积](/solution/2900-2999/2943.Maximize%20Area%20of%20Square%20Hole%20in%20Grid/README.md) - [2944. 购买水果需要的最少金币数](/solution/2900-2999/2944.Minimum%20Number%20of%20Coins%20for%20Fruits/README.md) - [2945. 找到最大非递减数组的长度](/solution/2900-2999/2945.Find%20Maximum%20Non-decreasing%20Array%20Length/README.md) #### 第 372 场周赛(2023-11-19 10:30, 90 分钟) 参赛人数 3920 - [2937. 使三个字符串相等](/solution/2900-2999/2937.Make%20Three%20Strings%20Equal/README.md) - [2938. 区分黑球与白球](/solution/2900-2999/2938.Separate%20Black%20and%20White%20Balls/README.md) - [2939. 最大异或乘积](/solution/2900-2999/2939.Maximum%20Xor%20Product/README.md) - [2940. 找到 Alice 和 Bob 可以相遇的建筑](/solution/2900-2999/2940.Find%20Building%20Where%20Alice%20and%20Bob%20Can%20Meet/README.md) #### 第 371 场周赛(2023-11-12 10:30, 90 分钟) 参赛人数 3638 - [2932. 找出强数对的最大异或值 I](/solution/2900-2999/2932.Maximum%20Strong%20Pair%20XOR%20I/README.md) - [2933. 高访问员工](/solution/2900-2999/2933.High-Access%20Employees/README.md) - [2934. 最大化数组末位元素的最少操作次数](/solution/2900-2999/2934.Minimum%20Operations%20to%20Maximize%20Last%20Elements%20in%20Arrays/README.md) - [2935. 找出强数对的最大异或值 II](/solution/2900-2999/2935.Maximum%20Strong%20Pair%20XOR%20II/README.md) #### 第 117 场双周赛(2023-11-11 22:30, 90 分钟) 参赛人数 2629 - [2928. 给小朋友们分糖果 I](/solution/2900-2999/2928.Distribute%20Candies%20Among%20Children%20I/README.md) - [2929. 给小朋友们分糖果 II](/solution/2900-2999/2929.Distribute%20Candies%20Among%20Children%20II/README.md) - [2930. 重新排列后包含指定子字符串的字符串数目](/solution/2900-2999/2930.Number%20of%20Strings%20Which%20Can%20Be%20Rearranged%20to%20Contain%20Substring/README.md) - [2931. 购买物品的最大开销](/solution/2900-2999/2931.Maximum%20Spending%20After%20Buying%20Items/README.md) #### 第 370 场周赛(2023-11-05 10:30, 90 分钟) 参赛人数 3983 - [2923. 找到冠军 I](/solution/2900-2999/2923.Find%20Champion%20I/README.md) - [2924. 找到冠军 II](/solution/2900-2999/2924.Find%20Champion%20II/README.md) - [2925. 在树上执行操作以后得到的最大分数](/solution/2900-2999/2925.Maximum%20Score%20After%20Applying%20Operations%20on%20a%20Tree/README.md) - [2926. 平衡子序列的最大和](/solution/2900-2999/2926.Maximum%20Balanced%20Subsequence%20Sum/README.md) #### 第 369 场周赛(2023-10-29 10:30, 90 分钟) 参赛人数 4121 - [2917. 找出数组中的 K-or 值](/solution/2900-2999/2917.Find%20the%20K-or%20of%20an%20Array/README.md) - [2918. 数组的最小相等和](/solution/2900-2999/2918.Minimum%20Equal%20Sum%20of%20Two%20Arrays%20After%20Replacing%20Zeros/README.md) - [2919. 使数组变美的最小增量运算数](/solution/2900-2999/2919.Minimum%20Increment%20Operations%20to%20Make%20Array%20Beautiful/README.md) - [2920. 收集所有金币可获得的最大积分](/solution/2900-2999/2920.Maximum%20Points%20After%20Collecting%20Coins%20From%20All%20Nodes/README.md) #### 第 116 场双周赛(2023-10-28 22:30, 90 分钟) 参赛人数 2904 - [2913. 子数组不同元素数目的平方和 I](/solution/2900-2999/2913.Subarrays%20Distinct%20Element%20Sum%20of%20Squares%20I/README.md) - [2914. 使二进制字符串变美丽的最少修改次数](/solution/2900-2999/2914.Minimum%20Number%20of%20Changes%20to%20Make%20Binary%20String%20Beautiful/README.md) - [2915. 和为目标值的最长子序列的长度](/solution/2900-2999/2915.Length%20of%20the%20Longest%20Subsequence%20That%20Sums%20to%20Target/README.md) - [2916. 子数组不同元素数目的平方和 II](/solution/2900-2999/2916.Subarrays%20Distinct%20Element%20Sum%20of%20Squares%20II/README.md) #### 第 368 场周赛(2023-10-22 10:30, 90 分钟) 参赛人数 5002 - [2908. 元素和最小的山形三元组 I](/solution/2900-2999/2908.Minimum%20Sum%20of%20Mountain%20Triplets%20I/README.md) - [2909. 元素和最小的山形三元组 II](/solution/2900-2999/2909.Minimum%20Sum%20of%20Mountain%20Triplets%20II/README.md) - [2910. 合法分组的最少组数](/solution/2900-2999/2910.Minimum%20Number%20of%20Groups%20to%20Create%20a%20Valid%20Assignment/README.md) - [2911. 得到 K 个半回文串的最少修改次数](/solution/2900-2999/2911.Minimum%20Changes%20to%20Make%20K%20Semi-palindromes/README.md) #### 第 367 场周赛(2023-10-15 10:30, 90 分钟) 参赛人数 4317 - [2903. 找出满足差值条件的下标 I](/solution/2900-2999/2903.Find%20Indices%20With%20Index%20and%20Value%20Difference%20I/README.md) - [2904. 最短且字典序最小的美丽子字符串](/solution/2900-2999/2904.Shortest%20and%20Lexicographically%20Smallest%20Beautiful%20String/README.md) - [2905. 找出满足差值条件的下标 II](/solution/2900-2999/2905.Find%20Indices%20With%20Index%20and%20Value%20Difference%20II/README.md) - [2906. 构造乘积矩阵](/solution/2900-2999/2906.Construct%20Product%20Matrix/README.md) #### 第 115 场双周赛(2023-10-14 22:30, 90 分钟) 参赛人数 2809 - [2899. 上一个遍历的整数](/solution/2800-2899/2899.Last%20Visited%20Integers/README.md) - [2900. 最长相邻不相等子序列 I](/solution/2900-2999/2900.Longest%20Unequal%20Adjacent%20Groups%20Subsequence%20I/README.md) - [2901. 最长相邻不相等子序列 II](/solution/2900-2999/2901.Longest%20Unequal%20Adjacent%20Groups%20Subsequence%20II/README.md) - [2902. 和带限制的子多重集合的数目](/solution/2900-2999/2902.Count%20of%20Sub-Multisets%20With%20Bounded%20Sum/README.md) #### 第 366 场周赛(2023-10-08 10:30, 90 分钟) 参赛人数 2790 - [2894. 分类求和并作差](/solution/2800-2899/2894.Divisible%20and%20Non-divisible%20Sums%20Difference/README.md) - [2895. 最小处理时间](/solution/2800-2899/2895.Minimum%20Processing%20Time/README.md) - [2896. 执行操作使两个字符串相等](/solution/2800-2899/2896.Apply%20Operations%20to%20Make%20Two%20Strings%20Equal/README.md) - [2897. 对数组执行操作使平方和最大](/solution/2800-2899/2897.Apply%20Operations%20on%20Array%20to%20Maximize%20Sum%20of%20Squares/README.md) #### 第 365 场周赛(2023-10-01 10:30, 90 分钟) 参赛人数 2909 - [2873. 有序三元组中的最大值 I](/solution/2800-2899/2873.Maximum%20Value%20of%20an%20Ordered%20Triplet%20I/README.md) - [2874. 有序三元组中的最大值 II](/solution/2800-2899/2874.Maximum%20Value%20of%20an%20Ordered%20Triplet%20II/README.md) - [2875. 无限数组的最短子数组](/solution/2800-2899/2875.Minimum%20Size%20Subarray%20in%20Infinite%20Array/README.md) - [2876. 有向图访问计数](/solution/2800-2899/2876.Count%20Visited%20Nodes%20in%20a%20Directed%20Graph/README.md) #### 第 114 场双周赛(2023-09-30 22:30, 90 分钟) 参赛人数 2406 - [2869. 收集元素的最少操作次数](/solution/2800-2899/2869.Minimum%20Operations%20to%20Collect%20Elements/README.md) - [2870. 使数组为空的最少操作次数](/solution/2800-2899/2870.Minimum%20Number%20of%20Operations%20to%20Make%20Array%20Empty/README.md) - [2871. 将数组分割成最多数目的子数组](/solution/2800-2899/2871.Split%20Array%20Into%20Maximum%20Number%20of%20Subarrays/README.md) - [2872. 可以被 K 整除连通块的最大数目](/solution/2800-2899/2872.Maximum%20Number%20of%20K-Divisible%20Components/README.md) #### 第 364 场周赛(2023-09-24 10:30, 90 分钟) 参赛人数 4304 - [2864. 最大二进制奇数](/solution/2800-2899/2864.Maximum%20Odd%20Binary%20Number/README.md) - [2865. 美丽塔 I](/solution/2800-2899/2865.Beautiful%20Towers%20I/README.md) - [2866. 美丽塔 II](/solution/2800-2899/2866.Beautiful%20Towers%20II/README.md) - [2867. 统计树中的合法路径数目](/solution/2800-2899/2867.Count%20Valid%20Paths%20in%20a%20Tree/README.md) #### 第 363 场周赛(2023-09-17 10:30, 90 分钟) 参赛人数 4768 - [2859. 计算 K 置位下标对应元素的和](/solution/2800-2899/2859.Sum%20of%20Values%20at%20Indices%20With%20K%20Set%20Bits/README.md) - [2860. 让所有学生保持开心的分组方法数](/solution/2800-2899/2860.Happy%20Students/README.md) - [2861. 最大合金数](/solution/2800-2899/2861.Maximum%20Number%20of%20Alloys/README.md) - [2862. 完全子集的最大元素和](/solution/2800-2899/2862.Maximum%20Element-Sum%20of%20a%20Complete%20Subset%20of%20Indices/README.md) #### 第 113 场双周赛(2023-09-16 22:30, 90 分钟) 参赛人数 3028 - [2855. 使数组成为递增数组的最少右移次数](/solution/2800-2899/2855.Minimum%20Right%20Shifts%20to%20Sort%20the%20Array/README.md) - [2856. 删除数对后的最小数组长度](/solution/2800-2899/2856.Minimum%20Array%20Length%20After%20Pair%20Removals/README.md) - [2857. 统计距离为 k 的点对](/solution/2800-2899/2857.Count%20Pairs%20of%20Points%20With%20Distance%20k/README.md) - [2858. 可以到达每一个节点的最少边反转次数](/solution/2800-2899/2858.Minimum%20Edge%20Reversals%20So%20Every%20Node%20Is%20Reachable/README.md) #### 第 362 场周赛(2023-09-10 10:30, 90 分钟) 参赛人数 4800 - [2848. 与车相交的点](/solution/2800-2899/2848.Points%20That%20Intersect%20With%20Cars/README.md) - [2849. 判断能否在给定时间到达单元格](/solution/2800-2899/2849.Determine%20if%20a%20Cell%20Is%20Reachable%20at%20a%20Given%20Time/README.md) - [2850. 将石头分散到网格图的最少移动次数](/solution/2800-2899/2850.Minimum%20Moves%20to%20Spread%20Stones%20Over%20Grid/README.md) - [2851. 字符串转换](/solution/2800-2899/2851.String%20Transformation/README.md) #### 第 361 场周赛(2023-09-03 10:30, 90 分钟) 参赛人数 4170 - [2843. 统计对称整数的数目](/solution/2800-2899/2843.Count%20Symmetric%20Integers/README.md) - [2844. 生成特殊数字的最少操作](/solution/2800-2899/2844.Minimum%20Operations%20to%20Make%20a%20Special%20Number/README.md) - [2845. 统计趣味子数组的数目](/solution/2800-2899/2845.Count%20of%20Interesting%20Subarrays/README.md) - [2846. 边权重均等查询](/solution/2800-2899/2846.Minimum%20Edge%20Weight%20Equilibrium%20Queries%20in%20a%20Tree/README.md) #### 第 112 场双周赛(2023-09-02 22:30, 90 分钟) 参赛人数 2900 - [2839. 判断通过操作能否让字符串相等 I](/solution/2800-2899/2839.Check%20if%20Strings%20Can%20be%20Made%20Equal%20With%20Operations%20I/README.md) - [2840. 判断通过操作能否让字符串相等 II](/solution/2800-2899/2840.Check%20if%20Strings%20Can%20be%20Made%20Equal%20With%20Operations%20II/README.md) - [2841. 几乎唯一子数组的最大和](/solution/2800-2899/2841.Maximum%20Sum%20of%20Almost%20Unique%20Subarray/README.md) - [2842. 统计一个字符串的 k 子序列美丽值最大的数目](/solution/2800-2899/2842.Count%20K-Subsequences%20of%20a%20String%20With%20Maximum%20Beauty/README.md) #### 第 360 场周赛(2023-08-27 10:30, 90 分钟) 参赛人数 4496 - [2833. 距离原点最远的点](/solution/2800-2899/2833.Furthest%20Point%20From%20Origin/README.md) - [2834. 找出美丽数组的最小和](/solution/2800-2899/2834.Find%20the%20Minimum%20Possible%20Sum%20of%20a%20Beautiful%20Array/README.md) - [2835. 使子序列的和等于目标的最少操作次数](/solution/2800-2899/2835.Minimum%20Operations%20to%20Form%20Subsequence%20With%20Target%20Sum/README.md) - [2836. 在传球游戏中最大化函数值](/solution/2800-2899/2836.Maximize%20Value%20of%20Function%20in%20a%20Ball%20Passing%20Game/README.md) #### 第 359 场周赛(2023-08-20 10:30, 90 分钟) 参赛人数 4101 - [2828. 判别首字母缩略词](/solution/2800-2899/2828.Check%20if%20a%20String%20Is%20an%20Acronym%20of%20Words/README.md) - [2829. k-avoiding 数组的最小总和](/solution/2800-2899/2829.Determine%20the%20Minimum%20Sum%20of%20a%20k-avoiding%20Array/README.md) - [2830. 销售利润最大化](/solution/2800-2899/2830.Maximize%20the%20Profit%20as%20the%20Salesman/README.md) - [2831. 找出最长等值子数组](/solution/2800-2899/2831.Find%20the%20Longest%20Equal%20Subarray/README.md) #### 第 111 场双周赛(2023-08-19 22:30, 90 分钟) 参赛人数 2787 - [2824. 统计和小于目标的下标对数目](/solution/2800-2899/2824.Count%20Pairs%20Whose%20Sum%20is%20Less%20than%20Target/README.md) - [2825. 循环增长使字符串子序列等于另一个字符串](/solution/2800-2899/2825.Make%20String%20a%20Subsequence%20Using%20Cyclic%20Increments/README.md) - [2826. 将三个组排序](/solution/2800-2899/2826.Sorting%20Three%20Groups/README.md) - [2827. 范围中美丽整数的数目](/solution/2800-2899/2827.Number%20of%20Beautiful%20Integers%20in%20the%20Range/README.md) #### 第 358 场周赛(2023-08-13 10:30, 90 分钟) 参赛人数 4475 - [2815. 数组中的最大数对和](/solution/2800-2899/2815.Max%20Pair%20Sum%20in%20an%20Array/README.md) - [2816. 翻倍以链表形式表示的数字](/solution/2800-2899/2816.Double%20a%20Number%20Represented%20as%20a%20Linked%20List/README.md) - [2817. 限制条件下元素之间的最小绝对差](/solution/2800-2899/2817.Minimum%20Absolute%20Difference%20Between%20Elements%20With%20Constraint/README.md) - [2818. 操作使得分最大](/solution/2800-2899/2818.Apply%20Operations%20to%20Maximize%20Score/README.md) #### 第 357 场周赛(2023-08-06 10:30, 90 分钟) 参赛人数 4265 - [2810. 故障键盘](/solution/2800-2899/2810.Faulty%20Keyboard/README.md) - [2811. 判断是否能拆分数组](/solution/2800-2899/2811.Check%20if%20it%20is%20Possible%20to%20Split%20Array/README.md) - [2812. 找出最安全路径](/solution/2800-2899/2812.Find%20the%20Safest%20Path%20in%20a%20Grid/README.md) - [2813. 子序列最大优雅度](/solution/2800-2899/2813.Maximum%20Elegance%20of%20a%20K-Length%20Subsequence/README.md) #### 第 110 场双周赛(2023-08-05 22:30, 90 分钟) 参赛人数 2546 - [2806. 取整购买后的账户余额](/solution/2800-2899/2806.Account%20Balance%20After%20Rounded%20Purchase/README.md) - [2807. 在链表中插入最大公约数](/solution/2800-2899/2807.Insert%20Greatest%20Common%20Divisors%20in%20Linked%20List/README.md) - [2808. 使循环数组所有元素相等的最少秒数](/solution/2800-2899/2808.Minimum%20Seconds%20to%20Equalize%20a%20Circular%20Array/README.md) - [2809. 使数组和小于等于 x 的最少时间](/solution/2800-2899/2809.Minimum%20Time%20to%20Make%20Array%20Sum%20At%20Most%20x/README.md) #### 第 356 场周赛(2023-07-30 10:30, 90 分钟) 参赛人数 4082 - [2798. 满足目标工作时长的员工数目](/solution/2700-2799/2798.Number%20of%20Employees%20Who%20Met%20the%20Target/README.md) - [2799. 统计完全子数组的数目](/solution/2700-2799/2799.Count%20Complete%20Subarrays%20in%20an%20Array/README.md) - [2800. 包含三个字符串的最短字符串](/solution/2800-2899/2800.Shortest%20String%20That%20Contains%20Three%20Strings/README.md) - [2801. 统计范围内的步进数字数目](/solution/2800-2899/2801.Count%20Stepping%20Numbers%20in%20Range/README.md) #### 第 355 场周赛(2023-07-23 10:30, 90 分钟) 参赛人数 4112 - [2788. 按分隔符拆分字符串](/solution/2700-2799/2788.Split%20Strings%20by%20Separator/README.md) - [2789. 合并后数组中的最大元素](/solution/2700-2799/2789.Largest%20Element%20in%20an%20Array%20after%20Merge%20Operations/README.md) - [2790. 长度递增组的最大数目](/solution/2700-2799/2790.Maximum%20Number%20of%20Groups%20With%20Increasing%20Length/README.md) - [2791. 树中可以形成回文的路径数](/solution/2700-2799/2791.Count%20Paths%20That%20Can%20Form%20a%20Palindrome%20in%20a%20Tree/README.md) #### 第 109 场双周赛(2023-07-22 22:30, 90 分钟) 参赛人数 2461 - [2784. 检查数组是否是好的](/solution/2700-2799/2784.Check%20if%20Array%20is%20Good/README.md) - [2785. 将字符串中的元音字母排序](/solution/2700-2799/2785.Sort%20Vowels%20in%20a%20String/README.md) - [2786. 访问数组中的位置使分数最大](/solution/2700-2799/2786.Visit%20Array%20Positions%20to%20Maximize%20Score/README.md) - [2787. 将一个数字表示成幂的和的方案数](/solution/2700-2799/2787.Ways%20to%20Express%20an%20Integer%20as%20Sum%20of%20Powers/README.md) #### 第 354 场周赛(2023-07-16 10:30, 90 分钟) 参赛人数 3957 - [2778. 特殊元素平方和](/solution/2700-2799/2778.Sum%20of%20Squares%20of%20Special%20Elements/README.md) - [2779. 数组的最大美丽值](/solution/2700-2799/2779.Maximum%20Beauty%20of%20an%20Array%20After%20Applying%20Operation/README.md) - [2780. 合法分割的最小下标](/solution/2700-2799/2780.Minimum%20Index%20of%20a%20Valid%20Split/README.md) - [2781. 最长合法子字符串的长度](/solution/2700-2799/2781.Length%20of%20the%20Longest%20Valid%20Substring/README.md) #### 第 353 场周赛(2023-07-09 10:30, 90 分钟) 参赛人数 4113 - [2769. 找出最大的可达成数字](/solution/2700-2799/2769.Find%20the%20Maximum%20Achievable%20Number/README.md) - [2770. 达到末尾下标所需的最大跳跃次数](/solution/2700-2799/2770.Maximum%20Number%20of%20Jumps%20to%20Reach%20the%20Last%20Index/README.md) - [2771. 构造最长非递减子数组](/solution/2700-2799/2771.Longest%20Non-decreasing%20Subarray%20From%20Two%20Arrays/README.md) - [2772. 使数组中的所有元素都等于零](/solution/2700-2799/2772.Apply%20Operations%20to%20Make%20All%20Array%20Elements%20Equal%20to%20Zero/README.md) #### 第 108 场双周赛(2023-07-08 22:30, 90 分钟) 参赛人数 2349 - [2765. 最长交替子数组](/solution/2700-2799/2765.Longest%20Alternating%20Subarray/README.md) - [2766. 重新放置石块](/solution/2700-2799/2766.Relocate%20Marbles/README.md) - [2767. 将字符串分割为最少的美丽子字符串](/solution/2700-2799/2767.Partition%20String%20Into%20Minimum%20Beautiful%20Substrings/README.md) - [2768. 黑格子的数目](/solution/2700-2799/2768.Number%20of%20Black%20Blocks/README.md) #### 第 352 场周赛(2023-07-02 10:30, 90 分钟) 参赛人数 3437 - [2760. 最长奇偶子数组](/solution/2700-2799/2760.Longest%20Even%20Odd%20Subarray%20With%20Threshold/README.md) - [2761. 和等于目标值的质数对](/solution/2700-2799/2761.Prime%20Pairs%20With%20Target%20Sum/README.md) - [2762. 不间断子数组](/solution/2700-2799/2762.Continuous%20Subarrays/README.md) - [2763. 所有子数组中不平衡数字之和](/solution/2700-2799/2763.Sum%20of%20Imbalance%20Numbers%20of%20All%20Subarrays/README.md) #### 第 351 场周赛(2023-06-25 10:30, 90 分钟) 参赛人数 2471 - [2748. 美丽下标对的数目](/solution/2700-2799/2748.Number%20of%20Beautiful%20Pairs/README.md) - [2749. 得到整数零需要执行的最少操作数](/solution/2700-2799/2749.Minimum%20Operations%20to%20Make%20the%20Integer%20Zero/README.md) - [2750. 将数组划分成若干好子数组的方式](/solution/2700-2799/2750.Ways%20to%20Split%20Array%20Into%20Good%20Subarrays/README.md) - [2751. 机器人碰撞](/solution/2700-2799/2751.Robot%20Collisions/README.md) #### 第 107 场双周赛(2023-06-24 22:30, 90 分钟) 参赛人数 1870 - [2744. 最大字符串配对数目](/solution/2700-2799/2744.Find%20Maximum%20Number%20of%20String%20Pairs/README.md) - [2745. 构造最长的新字符串](/solution/2700-2799/2745.Construct%20the%20Longest%20New%20String/README.md) - [2746. 字符串连接删减字母](/solution/2700-2799/2746.Decremental%20String%20Concatenation/README.md) - [2747. 统计没有收到请求的服务器数目](/solution/2700-2799/2747.Count%20Zero%20Request%20Servers/README.md) #### 第 350 场周赛(2023-06-18 10:30, 90 分钟) 参赛人数 3580 - [2739. 总行驶距离](/solution/2700-2799/2739.Total%20Distance%20Traveled/README.md) - [2740. 找出分区值](/solution/2700-2799/2740.Find%20the%20Value%20of%20the%20Partition/README.md) - [2741. 特别的排列](/solution/2700-2799/2741.Special%20Permutations/README.md) - [2742. 给墙壁刷油漆](/solution/2700-2799/2742.Painting%20the%20Walls/README.md) #### 第 349 场周赛(2023-06-11 10:30, 90 分钟) 参赛人数 3714 - [2733. 既不是最小值也不是最大值](/solution/2700-2799/2733.Neither%20Minimum%20nor%20Maximum/README.md) - [2734. 执行子串操作后的字典序最小字符串](/solution/2700-2799/2734.Lexicographically%20Smallest%20String%20After%20Substring%20Operation/README.md) - [2735. 收集巧克力](/solution/2700-2799/2735.Collecting%20Chocolates/README.md) - [2736. 最大和查询](/solution/2700-2799/2736.Maximum%20Sum%20Queries/README.md) #### 第 106 场双周赛(2023-06-10 22:30, 90 分钟) 参赛人数 2346 - [2729. 判断一个数是否迷人](/solution/2700-2799/2729.Check%20if%20The%20Number%20is%20Fascinating/README.md) - [2730. 找到最长的半重复子字符串](/solution/2700-2799/2730.Find%20the%20Longest%20Semi-Repetitive%20Substring/README.md) - [2731. 移动机器人](/solution/2700-2799/2731.Movement%20of%20Robots/README.md) - [2732. 找到矩阵中的好子集](/solution/2700-2799/2732.Find%20a%20Good%20Subset%20of%20the%20Matrix/README.md) #### 第 348 场周赛(2023-06-04 10:30, 90 分钟) 参赛人数 3909 - [2716. 最小化字符串长度](/solution/2700-2799/2716.Minimize%20String%20Length/README.md) - [2717. 半有序排列](/solution/2700-2799/2717.Semi-Ordered%20Permutation/README.md) - [2718. 查询后矩阵的和](/solution/2700-2799/2718.Sum%20of%20Matrix%20After%20Queries/README.md) - [2719. 统计整数数目](/solution/2700-2799/2719.Count%20of%20Integers/README.md) #### 第 347 场周赛(2023-05-28 10:30, 90 分钟) 参赛人数 3836 - [2710. 移除字符串中的尾随零](/solution/2700-2799/2710.Remove%20Trailing%20Zeros%20From%20a%20String/README.md) - [2711. 对角线上不同值的数量差](/solution/2700-2799/2711.Difference%20of%20Number%20of%20Distinct%20Values%20on%20Diagonals/README.md) - [2712. 使所有字符相等的最小成本](/solution/2700-2799/2712.Minimum%20Cost%20to%20Make%20All%20Characters%20Equal/README.md) - [2713. 矩阵中严格递增的单元格数](/solution/2700-2799/2713.Maximum%20Strictly%20Increasing%20Cells%20in%20a%20Matrix/README.md) #### 第 105 场双周赛(2023-05-27 22:30, 90 分钟) 参赛人数 2604 - [2706. 购买两块巧克力](/solution/2700-2799/2706.Buy%20Two%20Chocolates/README.md) - [2707. 字符串中的额外字符](/solution/2700-2799/2707.Extra%20Characters%20in%20a%20String/README.md) - [2708. 一个小组的最大实力值](/solution/2700-2799/2708.Maximum%20Strength%20of%20a%20Group/README.md) - [2709. 最大公约数遍历](/solution/2700-2799/2709.Greatest%20Common%20Divisor%20Traversal/README.md) #### 第 346 场周赛(2023-05-21 10:30, 90 分钟) 参赛人数 4035 - [2696. 删除子串后的字符串最小长度](/solution/2600-2699/2696.Minimum%20String%20Length%20After%20Removing%20Substrings/README.md) - [2697. 字典序最小回文串](/solution/2600-2699/2697.Lexicographically%20Smallest%20Palindrome/README.md) - [2698. 求一个整数的惩罚数](/solution/2600-2699/2698.Find%20the%20Punishment%20Number%20of%20an%20Integer/README.md) - [2699. 修改图中的边权](/solution/2600-2699/2699.Modify%20Graph%20Edge%20Weights/README.md) #### 第 345 场周赛(2023-05-14 10:30, 90 分钟) 参赛人数 4165 - [2682. 找出转圈游戏输家](/solution/2600-2699/2682.Find%20the%20Losers%20of%20the%20Circular%20Game/README.md) - [2683. 相邻值的按位异或](/solution/2600-2699/2683.Neighboring%20Bitwise%20XOR/README.md) - [2684. 矩阵中移动的最大次数](/solution/2600-2699/2684.Maximum%20Number%20of%20Moves%20in%20a%20Grid/README.md) - [2685. 统计完全连通分量的数量](/solution/2600-2699/2685.Count%20the%20Number%20of%20Complete%20Components/README.md) #### 第 104 场双周赛(2023-05-13 22:30, 90 分钟) 参赛人数 2519 - [2678. 老人的数目](/solution/2600-2699/2678.Number%20of%20Senior%20Citizens/README.md) - [2679. 矩阵中的和](/solution/2600-2699/2679.Sum%20in%20a%20Matrix/README.md) - [2680. 最大或值](/solution/2600-2699/2680.Maximum%20OR/README.md) - [2681. 英雄的力量](/solution/2600-2699/2681.Power%20of%20Heroes/README.md) #### 第 344 场周赛(2023-05-07 10:30, 90 分钟) 参赛人数 3986 - [2670. 找出不同元素数目差数组](/solution/2600-2699/2670.Find%20the%20Distinct%20Difference%20Array/README.md) - [2671. 频率跟踪器](/solution/2600-2699/2671.Frequency%20Tracker/README.md) - [2672. 有相同颜色的相邻元素数目](/solution/2600-2699/2672.Number%20of%20Adjacent%20Elements%20With%20the%20Same%20Color/README.md) - [2673. 使二叉树所有路径值相等的最小代价](/solution/2600-2699/2673.Make%20Costs%20of%20Paths%20Equal%20in%20a%20Binary%20Tree/README.md) #### 第 343 场周赛(2023-04-30 10:30, 90 分钟) 参赛人数 3313 - [2660. 保龄球游戏的获胜者](/solution/2600-2699/2660.Determine%20the%20Winner%20of%20a%20Bowling%20Game/README.md) - [2661. 找出叠涂元素](/solution/2600-2699/2661.First%20Completely%20Painted%20Row%20or%20Column/README.md) - [2662. 前往目标的最小代价](/solution/2600-2699/2662.Minimum%20Cost%20of%20a%20Path%20With%20Special%20Roads/README.md) - [2663. 字典序最小的美丽字符串](/solution/2600-2699/2663.Lexicographically%20Smallest%20Beautiful%20String/README.md) #### 第 103 场双周赛(2023-04-29 22:30, 90 分钟) 参赛人数 2299 - [2656. K 个元素的最大和](/solution/2600-2699/2656.Maximum%20Sum%20With%20Exactly%20K%20Elements/README.md) - [2657. 找到两个数组的前缀公共数组](/solution/2600-2699/2657.Find%20the%20Prefix%20Common%20Array%20of%20Two%20Arrays/README.md) - [2658. 网格图中鱼的最大数目](/solution/2600-2699/2658.Maximum%20Number%20of%20Fish%20in%20a%20Grid/README.md) - [2659. 将数组清空](/solution/2600-2699/2659.Make%20Array%20Empty/README.md) #### 第 342 场周赛(2023-04-23 10:30, 90 分钟) 参赛人数 3702 - [2651. 计算列车到站时间](/solution/2600-2699/2651.Calculate%20Delayed%20Arrival%20Time/README.md) - [2652. 倍数求和](/solution/2600-2699/2652.Sum%20Multiples/README.md) - [2653. 滑动子数组的美丽值](/solution/2600-2699/2653.Sliding%20Subarray%20Beauty/README.md) - [2654. 使数组所有元素变成 1 的最少操作次数](/solution/2600-2699/2654.Minimum%20Number%20of%20Operations%20to%20Make%20All%20Array%20Elements%20Equal%20to%201/README.md) #### 第 341 场周赛(2023-04-16 10:30, 90 分钟) 参赛人数 4792 - [2643. 一最多的行](/solution/2600-2699/2643.Row%20With%20Maximum%20Ones/README.md) - [2644. 找出可整除性得分最大的整数](/solution/2600-2699/2644.Find%20the%20Maximum%20Divisibility%20Score/README.md) - [2645. 构造有效字符串的最少插入数](/solution/2600-2699/2645.Minimum%20Additions%20to%20Make%20Valid%20String/README.md) - [2646. 最小化旅行的价格总和](/solution/2600-2699/2646.Minimize%20the%20Total%20Price%20of%20the%20Trips/README.md) #### 第 102 场双周赛(2023-04-15 22:30, 90 分钟) 参赛人数 3058 - [2639. 查询网格图中每一列的宽度](/solution/2600-2699/2639.Find%20the%20Width%20of%20Columns%20of%20a%20Grid/README.md) - [2640. 一个数组所有前缀的分数](/solution/2600-2699/2640.Find%20the%20Score%20of%20All%20Prefixes%20of%20an%20Array/README.md) - [2641. 二叉树的堂兄弟节点 II](/solution/2600-2699/2641.Cousins%20in%20Binary%20Tree%20II/README.md) - [2642. 设计可以求最短路径的图类](/solution/2600-2699/2642.Design%20Graph%20With%20Shortest%20Path%20Calculator/README.md) #### 第 340 场周赛(2023-04-09 10:30, 90 分钟) 参赛人数 4937 - [2614. 对角线上的质数](/solution/2600-2699/2614.Prime%20In%20Diagonal/README.md) - [2615. 等值距离和](/solution/2600-2699/2615.Sum%20of%20Distances/README.md) - [2616. 最小化数对的最大差值](/solution/2600-2699/2616.Minimize%20the%20Maximum%20Difference%20of%20Pairs/README.md) - [2617. 网格图中最少访问的格子数](/solution/2600-2699/2617.Minimum%20Number%20of%20Visited%20Cells%20in%20a%20Grid/README.md) #### 第 339 场周赛(2023-04-02 10:30, 90 分钟) 参赛人数 5180 - [2609. 最长平衡子字符串](/solution/2600-2699/2609.Find%20the%20Longest%20Balanced%20Substring%20of%20a%20Binary%20String/README.md) - [2610. 转换二维数组](/solution/2600-2699/2610.Convert%20an%20Array%20Into%20a%202D%20Array%20With%20Conditions/README.md) - [2611. 老鼠和奶酪](/solution/2600-2699/2611.Mice%20and%20Cheese/README.md) - [2612. 最少翻转操作数](/solution/2600-2699/2612.Minimum%20Reverse%20Operations/README.md) #### 第 101 场双周赛(2023-04-01 22:30, 90 分钟) 参赛人数 3353 - [2605. 从两个数字数组里生成最小数字](/solution/2600-2699/2605.Form%20Smallest%20Number%20From%20Two%20Digit%20Arrays/README.md) - [2606. 找到最大开销的子字符串](/solution/2600-2699/2606.Find%20the%20Substring%20With%20Maximum%20Cost/README.md) - [2607. 使子数组元素和相等](/solution/2600-2699/2607.Make%20K-Subarray%20Sums%20Equal/README.md) - [2608. 图中的最短环](/solution/2600-2699/2608.Shortest%20Cycle%20in%20a%20Graph/README.md) #### 第 338 场周赛(2023-03-26 10:30, 90 分钟) 参赛人数 5594 - [2600. K 件物品的最大和](/solution/2600-2699/2600.K%20Items%20With%20the%20Maximum%20Sum/README.md) - [2601. 质数减法运算](/solution/2600-2699/2601.Prime%20Subtraction%20Operation/README.md) - [2602. 使数组元素全部相等的最少操作次数](/solution/2600-2699/2602.Minimum%20Operations%20to%20Make%20All%20Array%20Elements%20Equal/README.md) - [2603. 收集树中金币](/solution/2600-2699/2603.Collect%20Coins%20in%20a%20Tree/README.md) #### 第 337 场周赛(2023-03-19 10:30, 90 分钟) 参赛人数 5628 - [2595. 奇偶位数](/solution/2500-2599/2595.Number%20of%20Even%20and%20Odd%20Bits/README.md) - [2596. 检查骑士巡视方案](/solution/2500-2599/2596.Check%20Knight%20Tour%20Configuration/README.md) - [2597. 美丽子集的数目](/solution/2500-2599/2597.The%20Number%20of%20Beautiful%20Subsets/README.md) - [2598. 执行操作后的最大 MEX](/solution/2500-2599/2598.Smallest%20Missing%20Non-negative%20Integer%20After%20Operations/README.md) #### 第 100 场双周赛(2023-03-18 22:30, 90 分钟) 参赛人数 3639 - [2591. 将钱分给最多的儿童](/solution/2500-2599/2591.Distribute%20Money%20to%20Maximum%20Children/README.md) - [2592. 最大化数组的伟大值](/solution/2500-2599/2592.Maximize%20Greatness%20of%20an%20Array/README.md) - [2593. 标记所有元素后数组的分数](/solution/2500-2599/2593.Find%20Score%20of%20an%20Array%20After%20Marking%20All%20Elements/README.md) - [2594. 修车的最少时间](/solution/2500-2599/2594.Minimum%20Time%20to%20Repair%20Cars/README.md) #### 第 336 场周赛(2023-03-12 10:30, 90 分钟) 参赛人数 5897 - [2586. 统计范围内的元音字符串数](/solution/2500-2599/2586.Count%20the%20Number%20of%20Vowel%20Strings%20in%20Range/README.md) - [2587. 重排数组以得到最大前缀分数](/solution/2500-2599/2587.Rearrange%20Array%20to%20Maximize%20Prefix%20Score/README.md) - [2588. 统计美丽子数组数目](/solution/2500-2599/2588.Count%20the%20Number%20of%20Beautiful%20Subarrays/README.md) - [2589. 完成所有任务的最少时间](/solution/2500-2599/2589.Minimum%20Time%20to%20Complete%20All%20Tasks/README.md) #### 第 335 场周赛(2023-03-05 10:30, 90 分钟) 参赛人数 6019 - [2582. 递枕头](/solution/2500-2599/2582.Pass%20the%20Pillow/README.md) - [2583. 二叉树中的第 K 大层和](/solution/2500-2599/2583.Kth%20Largest%20Sum%20in%20a%20Binary%20Tree/README.md) - [2584. 分割数组使乘积互质](/solution/2500-2599/2584.Split%20the%20Array%20to%20Make%20Coprime%20Products/README.md) - [2585. 获得分数的方法数](/solution/2500-2599/2585.Number%20of%20Ways%20to%20Earn%20Points/README.md) #### 第 99 场双周赛(2023-03-04 22:30, 90 分钟) 参赛人数 3467 - [2578. 最小和分割](/solution/2500-2599/2578.Split%20With%20Minimum%20Sum/README.md) - [2579. 统计染色格子数](/solution/2500-2599/2579.Count%20Total%20Number%20of%20Colored%20Cells/README.md) - [2580. 统计将重叠区间合并成组的方案数](/solution/2500-2599/2580.Count%20Ways%20to%20Group%20Overlapping%20Ranges/README.md) - [2581. 统计可能的树根数目](/solution/2500-2599/2581.Count%20Number%20of%20Possible%20Root%20Nodes/README.md) #### 第 334 场周赛(2023-02-26 10:30, 90 分钟) 参赛人数 5501 - [2574. 左右元素和的差值](/solution/2500-2599/2574.Left%20and%20Right%20Sum%20Differences/README.md) - [2575. 找出字符串的可整除数组](/solution/2500-2599/2575.Find%20the%20Divisibility%20Array%20of%20a%20String/README.md) - [2576. 求出最多标记下标](/solution/2500-2599/2576.Find%20the%20Maximum%20Number%20of%20Marked%20Indices/README.md) - [2577. 在网格图中访问一个格子的最少时间](/solution/2500-2599/2577.Minimum%20Time%20to%20Visit%20a%20Cell%20In%20a%20Grid/README.md) #### 第 333 场周赛(2023-02-19 10:30, 90 分钟) 参赛人数 4969 - [2570. 合并两个二维数组 - 求和法](/solution/2500-2599/2570.Merge%20Two%202D%20Arrays%20by%20Summing%20Values/README.md) - [2571. 将整数减少到零需要的最少操作数](/solution/2500-2599/2571.Minimum%20Operations%20to%20Reduce%20an%20Integer%20to%200/README.md) - [2572. 无平方子集计数](/solution/2500-2599/2572.Count%20the%20Number%20of%20Square-Free%20Subsets/README.md) - [2573. 找出对应 LCP 矩阵的字符串](/solution/2500-2599/2573.Find%20the%20String%20with%20LCP/README.md) #### 第 98 场双周赛(2023-02-18 22:30, 90 分钟) 参赛人数 3250 - [2566. 替换一个数字后的最大差值](/solution/2500-2599/2566.Maximum%20Difference%20by%20Remapping%20a%20Digit/README.md) - [2567. 修改两个元素的最小分数](/solution/2500-2599/2567.Minimum%20Score%20by%20Changing%20Two%20Elements/README.md) - [2568. 最小无法得到的或值](/solution/2500-2599/2568.Minimum%20Impossible%20OR/README.md) - [2569. 更新数组后处理求和查询](/solution/2500-2599/2569.Handling%20Sum%20Queries%20After%20Update/README.md) #### 第 332 场周赛(2023-02-12 10:30, 90 分钟) 参赛人数 4547 - [2562. 找出数组的串联值](/solution/2500-2599/2562.Find%20the%20Array%20Concatenation%20Value/README.md) - [2563. 统计公平数对的数目](/solution/2500-2599/2563.Count%20the%20Number%20of%20Fair%20Pairs/README.md) - [2564. 子字符串异或查询](/solution/2500-2599/2564.Substring%20XOR%20Queries/README.md) - [2565. 最少得分子序列](/solution/2500-2599/2565.Subsequence%20With%20the%20Minimum%20Score/README.md) #### 第 331 场周赛(2023-02-05 10:30, 90 分钟) 参赛人数 4256 - [2558. 从数量最多的堆取走礼物](/solution/2500-2599/2558.Take%20Gifts%20From%20the%20Richest%20Pile/README.md) - [2559. 统计范围内的元音字符串数](/solution/2500-2599/2559.Count%20Vowel%20Strings%20in%20Ranges/README.md) - [2560. 打家劫舍 IV](/solution/2500-2599/2560.House%20Robber%20IV/README.md) - [2561. 重排水果](/solution/2500-2599/2561.Rearranging%20Fruits/README.md) #### 第 97 场双周赛(2023-02-04 22:30, 90 分钟) 参赛人数 2631 - [2553. 分割数组中数字的数位](/solution/2500-2599/2553.Separate%20the%20Digits%20in%20an%20Array/README.md) - [2554. 从一个范围内选择最多整数 I](/solution/2500-2599/2554.Maximum%20Number%20of%20Integers%20to%20Choose%20From%20a%20Range%20I/README.md) - [2555. 两个线段获得的最多奖品](/solution/2500-2599/2555.Maximize%20Win%20From%20Two%20Segments/README.md) - [2556. 二进制矩阵中翻转最多一次使路径不连通](/solution/2500-2599/2556.Disconnect%20Path%20in%20a%20Binary%20Matrix%20by%20at%20Most%20One%20Flip/README.md) #### 第 330 场周赛(2023-01-29 10:30, 90 分钟) 参赛人数 3399 - [2549. 统计桌面上的不同数字](/solution/2500-2599/2549.Count%20Distinct%20Numbers%20on%20Board/README.md) - [2550. 猴子碰撞的方法数](/solution/2500-2599/2550.Count%20Collisions%20of%20Monkeys%20on%20a%20Polygon/README.md) - [2551. 将珠子放入背包中](/solution/2500-2599/2551.Put%20Marbles%20in%20Bags/README.md) - [2552. 统计上升四元组](/solution/2500-2599/2552.Count%20Increasing%20Quadruplets/README.md) #### 第 329 场周赛(2023-01-22 10:30, 90 分钟) 参赛人数 2591 - [2544. 交替数字和](/solution/2500-2599/2544.Alternating%20Digit%20Sum/README.md) - [2545. 根据第 K 场考试的分数排序](/solution/2500-2599/2545.Sort%20the%20Students%20by%20Their%20Kth%20Score/README.md) - [2546. 执行逐位运算使字符串相等](/solution/2500-2599/2546.Apply%20Bitwise%20Operations%20to%20Make%20Strings%20Equal/README.md) - [2547. 拆分数组的最小代价](/solution/2500-2599/2547.Minimum%20Cost%20to%20Split%20an%20Array/README.md) #### 第 96 场双周赛(2023-01-21 22:30, 90 分钟) 参赛人数 2103 - [2540. 最小公共值](/solution/2500-2599/2540.Minimum%20Common%20Value/README.md) - [2541. 使数组中所有元素相等的最小操作数 II](/solution/2500-2599/2541.Minimum%20Operations%20to%20Make%20Array%20Equal%20II/README.md) - [2542. 最大子序列的分数](/solution/2500-2599/2542.Maximum%20Subsequence%20Score/README.md) - [2543. 判断一个点是否可以到达](/solution/2500-2599/2543.Check%20if%20Point%20Is%20Reachable/README.md) #### 第 328 场周赛(2023-01-15 10:30, 90 分钟) 参赛人数 4776 - [2535. 数组元素和与数字和的绝对差](/solution/2500-2599/2535.Difference%20Between%20Element%20Sum%20and%20Digit%20Sum%20of%20an%20Array/README.md) - [2536. 子矩阵元素加 1](/solution/2500-2599/2536.Increment%20Submatrices%20by%20One/README.md) - [2537. 统计好子数组的数目](/solution/2500-2599/2537.Count%20the%20Number%20of%20Good%20Subarrays/README.md) - [2538. 最大价值和与最小价值和的差值](/solution/2500-2599/2538.Difference%20Between%20Maximum%20and%20Minimum%20Price%20Sum/README.md) #### 第 327 场周赛(2023-01-08 10:30, 90 分钟) 参赛人数 4518 - [2529. 正整数和负整数的最大计数](/solution/2500-2599/2529.Maximum%20Count%20of%20Positive%20Integer%20and%20Negative%20Integer/README.md) - [2530. 执行 K 次操作后的最大分数](/solution/2500-2599/2530.Maximal%20Score%20After%20Applying%20K%20Operations/README.md) - [2531. 使字符串中不同字符的数目相等](/solution/2500-2599/2531.Make%20Number%20of%20Distinct%20Characters%20Equal/README.md) - [2532. 过桥的时间](/solution/2500-2599/2532.Time%20to%20Cross%20a%20Bridge/README.md) #### 第 95 场双周赛(2023-01-07 22:30, 90 分钟) 参赛人数 2880 - [2525. 根据规则将箱子分类](/solution/2500-2599/2525.Categorize%20Box%20According%20to%20Criteria/README.md) - [2526. 找到数据流中的连续整数](/solution/2500-2599/2526.Find%20Consecutive%20Integers%20from%20a%20Data%20Stream/README.md) - [2527. 查询数组异或美丽值](/solution/2500-2599/2527.Find%20Xor-Beauty%20of%20Array/README.md) - [2528. 最大化城市的最小电量](/solution/2500-2599/2528.Maximize%20the%20Minimum%20Powered%20City/README.md) #### 第 326 场周赛(2023-01-01 10:30, 90 分钟) 参赛人数 3873 - [2520. 统计能整除数字的位数](/solution/2500-2599/2520.Count%20the%20Digits%20That%20Divide%20a%20Number/README.md) - [2521. 数组乘积中的不同质因数数目](/solution/2500-2599/2521.Distinct%20Prime%20Factors%20of%20Product%20of%20Array/README.md) - [2522. 将字符串分割成值不超过 K 的子字符串](/solution/2500-2599/2522.Partition%20String%20Into%20Substrings%20With%20Values%20at%20Most%20K/README.md) - [2523. 范围内最接近的两个质数](/solution/2500-2599/2523.Closest%20Prime%20Numbers%20in%20Range/README.md) #### 第 325 场周赛(2022-12-25 10:30, 90 分钟) 参赛人数 3530 - [2515. 到目标字符串的最短距离](/solution/2500-2599/2515.Shortest%20Distance%20to%20Target%20String%20in%20a%20Circular%20Array/README.md) - [2516. 每种字符至少取 K 个](/solution/2500-2599/2516.Take%20K%20of%20Each%20Character%20From%20Left%20and%20Right/README.md) - [2517. 礼盒的最大甜蜜度](/solution/2500-2599/2517.Maximum%20Tastiness%20of%20Candy%20Basket/README.md) - [2518. 好分区的数目](/solution/2500-2599/2518.Number%20of%20Great%20Partitions/README.md) #### 第 94 场双周赛(2022-12-24 22:30, 90 分钟) 参赛人数 2298 - [2511. 最多可以摧毁的敌人城堡数目](/solution/2500-2599/2511.Maximum%20Enemy%20Forts%20That%20Can%20Be%20Captured/README.md) - [2512. 奖励最顶尖的 K 名学生](/solution/2500-2599/2512.Reward%20Top%20K%20Students/README.md) - [2513. 最小化两个数组中的最大值](/solution/2500-2599/2513.Minimize%20the%20Maximum%20of%20Two%20Arrays/README.md) - [2514. 统计同位异构字符串数目](/solution/2500-2599/2514.Count%20Anagrams/README.md) #### 第 324 场周赛(2022-12-18 10:30, 90 分钟) 参赛人数 4167 - [2506. 统计相似字符串对的数目](/solution/2500-2599/2506.Count%20Pairs%20Of%20Similar%20Strings/README.md) - [2507. 使用质因数之和替换后可以取到的最小值](/solution/2500-2599/2507.Smallest%20Value%20After%20Replacing%20With%20Sum%20of%20Prime%20Factors/README.md) - [2508. 添加边使所有节点度数都为偶数](/solution/2500-2599/2508.Add%20Edges%20to%20Make%20Degrees%20of%20All%20Nodes%20Even/README.md) - [2509. 查询树中环的长度](/solution/2500-2599/2509.Cycle%20Length%20Queries%20in%20a%20Tree/README.md) #### 第 323 场周赛(2022-12-11 10:30, 90 分钟) 参赛人数 4671 - [2500. 删除每行中的最大值](/solution/2500-2599/2500.Delete%20Greatest%20Value%20in%20Each%20Row/README.md) - [2501. 数组中最长的方波](/solution/2500-2599/2501.Longest%20Square%20Streak%20in%20an%20Array/README.md) - [2502. 设计内存分配器](/solution/2500-2599/2502.Design%20Memory%20Allocator/README.md) - [2503. 矩阵查询可获得的最大分数](/solution/2500-2599/2503.Maximum%20Number%20of%20Points%20From%20Grid%20Queries/README.md) #### 第 93 场双周赛(2022-12-10 22:30, 90 分钟) 参赛人数 2929 - [2496. 数组中字符串的最大值](/solution/2400-2499/2496.Maximum%20Value%20of%20a%20String%20in%20an%20Array/README.md) - [2497. 图中最大星和](/solution/2400-2499/2497.Maximum%20Star%20Sum%20of%20a%20Graph/README.md) - [2498. 青蛙过河 II](/solution/2400-2499/2498.Frog%20Jump%20II/README.md) - [2499. 让数组不相等的最小总代价](/solution/2400-2499/2499.Minimum%20Total%20Cost%20to%20Make%20Arrays%20Unequal/README.md) #### 第 322 场周赛(2022-12-04 10:30, 90 分钟) 参赛人数 5085 - [2490. 回环句](/solution/2400-2499/2490.Circular%20Sentence/README.md) - [2491. 划分技能点相等的团队](/solution/2400-2499/2491.Divide%20Players%20Into%20Teams%20of%20Equal%20Skill/README.md) - [2492. 两个城市间路径的最小分数](/solution/2400-2499/2492.Minimum%20Score%20of%20a%20Path%20Between%20Two%20Cities/README.md) - [2493. 将节点分成尽可能多的组](/solution/2400-2499/2493.Divide%20Nodes%20Into%20the%20Maximum%20Number%20of%20Groups/README.md) #### 第 321 场周赛(2022-11-27 10:30, 90 分钟) 参赛人数 5115 - [2485. 找出中枢整数](/solution/2400-2499/2485.Find%20the%20Pivot%20Integer/README.md) - [2486. 追加字符以获得子序列](/solution/2400-2499/2486.Append%20Characters%20to%20String%20to%20Make%20Subsequence/README.md) - [2487. 从链表中移除节点](/solution/2400-2499/2487.Remove%20Nodes%20From%20Linked%20List/README.md) - [2488. 统计中位数为 K 的子数组](/solution/2400-2499/2488.Count%20Subarrays%20With%20Median%20K/README.md) #### 第 92 场双周赛(2022-11-26 22:30, 90 分钟) 参赛人数 3055 - [2481. 分割圆的最少切割次数](/solution/2400-2499/2481.Minimum%20Cuts%20to%20Divide%20a%20Circle/README.md) - [2482. 行和列中一和零的差值](/solution/2400-2499/2482.Difference%20Between%20Ones%20and%20Zeros%20in%20Row%20and%20Column/README.md) - [2483. 商店的最少代价](/solution/2400-2499/2483.Minimum%20Penalty%20for%20a%20Shop/README.md) - [2484. 统计回文子序列数目](/solution/2400-2499/2484.Count%20Palindromic%20Subsequences/README.md) #### 第 320 场周赛(2022-11-20 10:30, 90 分钟) 参赛人数 5678 - [2475. 数组中不等三元组的数目](/solution/2400-2499/2475.Number%20of%20Unequal%20Triplets%20in%20Array/README.md) - [2476. 二叉搜索树最近节点查询](/solution/2400-2499/2476.Closest%20Nodes%20Queries%20in%20a%20Binary%20Search%20Tree/README.md) - [2477. 到达首都的最少油耗](/solution/2400-2499/2477.Minimum%20Fuel%20Cost%20to%20Report%20to%20the%20Capital/README.md) - [2478. 完美分割的方案数](/solution/2400-2499/2478.Number%20of%20Beautiful%20Partitions/README.md) #### 第 319 场周赛(2022-11-13 10:30, 90 分钟) 参赛人数 6175 - [2469. 温度转换](/solution/2400-2499/2469.Convert%20the%20Temperature/README.md) - [2470. 最小公倍数等于 K 的子数组数目](/solution/2400-2499/2470.Number%20of%20Subarrays%20With%20LCM%20Equal%20to%20K/README.md) - [2471. 逐层排序二叉树所需的最少操作数目](/solution/2400-2499/2471.Minimum%20Number%20of%20Operations%20to%20Sort%20a%20Binary%20Tree%20by%20Level/README.md) - [2472. 不重叠回文子字符串的最大数目](/solution/2400-2499/2472.Maximum%20Number%20of%20Non-overlapping%20Palindrome%20Substrings/README.md) #### 第 91 场双周赛(2022-11-12 22:30, 90 分钟) 参赛人数 3535 - [2465. 不同的平均值数目](/solution/2400-2499/2465.Number%20of%20Distinct%20Averages/README.md) - [2466. 统计构造好字符串的方案数](/solution/2400-2499/2466.Count%20Ways%20To%20Build%20Good%20Strings/README.md) - [2467. 树上最大得分和路径](/solution/2400-2499/2467.Most%20Profitable%20Path%20in%20a%20Tree/README.md) - [2468. 根据限制分割消息](/solution/2400-2499/2468.Split%20Message%20Based%20on%20Limit/README.md) #### 第 318 场周赛(2022-11-06 10:30, 90 分钟) 参赛人数 5670 - [2460. 对数组执行操作](/solution/2400-2499/2460.Apply%20Operations%20to%20an%20Array/README.md) - [2461. 长度为 K 子数组中的最大和](/solution/2400-2499/2461.Maximum%20Sum%20of%20Distinct%20Subarrays%20With%20Length%20K/README.md) - [2462. 雇佣 K 位工人的总代价](/solution/2400-2499/2462.Total%20Cost%20to%20Hire%20K%20Workers/README.md) - [2463. 最小移动总距离](/solution/2400-2499/2463.Minimum%20Total%20Distance%20Traveled/README.md) #### 第 317 场周赛(2022-10-30 10:30, 90 分钟) 参赛人数 5660 - [2455. 可被三整除的偶数的平均值](/solution/2400-2499/2455.Average%20Value%20of%20Even%20Numbers%20That%20Are%20Divisible%20by%20Three/README.md) - [2456. 最流行的视频创作者](/solution/2400-2499/2456.Most%20Popular%20Video%20Creator/README.md) - [2457. 美丽整数的最小增量](/solution/2400-2499/2457.Minimum%20Addition%20to%20Make%20Integer%20Beautiful/README.md) - [2458. 移除子树后的二叉树高度](/solution/2400-2499/2458.Height%20of%20Binary%20Tree%20After%20Subtree%20Removal%20Queries/README.md) #### 第 90 场双周赛(2022-10-29 22:30, 90 分钟) 参赛人数 3624 - [2451. 差值数组不同的字符串](/solution/2400-2499/2451.Odd%20String%20Difference/README.md) - [2452. 距离字典两次编辑以内的单词](/solution/2400-2499/2452.Words%20Within%20Two%20Edits%20of%20Dictionary/README.md) - [2453. 摧毁一系列目标](/solution/2400-2499/2453.Destroy%20Sequential%20Targets/README.md) - [2454. 下一个更大元素 IV](/solution/2400-2499/2454.Next%20Greater%20Element%20IV/README.md) #### 第 316 场周赛(2022-10-23 10:30, 90 分钟) 参赛人数 6387 - [2446. 判断两个事件是否存在冲突](/solution/2400-2499/2446.Determine%20if%20Two%20Events%20Have%20Conflict/README.md) - [2447. 最大公因数等于 K 的子数组数目](/solution/2400-2499/2447.Number%20of%20Subarrays%20With%20GCD%20Equal%20to%20K/README.md) - [2448. 使数组相等的最小开销](/solution/2400-2499/2448.Minimum%20Cost%20to%20Make%20Array%20Equal/README.md) - [2449. 使数组相似的最少操作次数](/solution/2400-2499/2449.Minimum%20Number%20of%20Operations%20to%20Make%20Arrays%20Similar/README.md) #### 第 315 场周赛(2022-10-16 10:30, 90 分钟) 参赛人数 6490 - [2441. 与对应负数同时存在的最大正整数](/solution/2400-2499/2441.Largest%20Positive%20Integer%20That%20Exists%20With%20Its%20Negative/README.md) - [2442. 反转之后不同整数的数目](/solution/2400-2499/2442.Count%20Number%20of%20Distinct%20Integers%20After%20Reverse%20Operations/README.md) - [2443. 反转之后的数字和](/solution/2400-2499/2443.Sum%20of%20Number%20and%20Its%20Reverse/README.md) - [2444. 统计定界子数组的数目](/solution/2400-2499/2444.Count%20Subarrays%20With%20Fixed%20Bounds/README.md) #### 第 89 场双周赛(2022-10-15 22:30, 90 分钟) 参赛人数 3984 - [2437. 有效时间的数目](/solution/2400-2499/2437.Number%20of%20Valid%20Clock%20Times/README.md) - [2438. 二的幂数组中查询范围内的乘积](/solution/2400-2499/2438.Range%20Product%20Queries%20of%20Powers/README.md) - [2439. 最小化数组中的最大值](/solution/2400-2499/2439.Minimize%20Maximum%20of%20Array/README.md) - [2440. 创建价值相同的连通块](/solution/2400-2499/2440.Create%20Components%20With%20Same%20Value/README.md) #### 第 314 场周赛(2022-10-09 10:30, 90 分钟) 参赛人数 4838 - [2432. 处理用时最长的那个任务的员工](/solution/2400-2499/2432.The%20Employee%20That%20Worked%20on%20the%20Longest%20Task/README.md) - [2433. 找出前缀异或的原始数组](/solution/2400-2499/2433.Find%20The%20Original%20Array%20of%20Prefix%20Xor/README.md) - [2434. 使用机器人打印字典序最小的字符串](/solution/2400-2499/2434.Using%20a%20Robot%20to%20Print%20the%20Lexicographically%20Smallest%20String/README.md) - [2435. 矩阵中和能被 K 整除的路径](/solution/2400-2499/2435.Paths%20in%20Matrix%20Whose%20Sum%20Is%20Divisible%20by%20K/README.md) #### 第 313 场周赛(2022-10-02 10:30, 90 分钟) 参赛人数 5445 - [2427. 公因子的数目](/solution/2400-2499/2427.Number%20of%20Common%20Factors/README.md) - [2428. 沙漏的最大总和](/solution/2400-2499/2428.Maximum%20Sum%20of%20an%20Hourglass/README.md) - [2429. 最小异或](/solution/2400-2499/2429.Minimize%20XOR/README.md) - [2430. 对字母串可执行的最大删除数](/solution/2400-2499/2430.Maximum%20Deletions%20on%20a%20String/README.md) #### 第 88 场双周赛(2022-10-01 22:30, 90 分钟) 参赛人数 3905 - [2423. 删除字符使频率相同](/solution/2400-2499/2423.Remove%20Letter%20To%20Equalize%20Frequency/README.md) - [2424. 最长上传前缀](/solution/2400-2499/2424.Longest%20Uploaded%20Prefix/README.md) - [2425. 所有数对的异或和](/solution/2400-2499/2425.Bitwise%20XOR%20of%20All%20Pairings/README.md) - [2426. 满足不等式的数对数目](/solution/2400-2499/2426.Number%20of%20Pairs%20Satisfying%20Inequality/README.md) #### 第 312 场周赛(2022-09-25 10:30, 90 分钟) 参赛人数 6638 - [2418. 按身高排序](/solution/2400-2499/2418.Sort%20the%20People/README.md) - [2419. 按位与最大的最长子数组](/solution/2400-2499/2419.Longest%20Subarray%20With%20Maximum%20Bitwise%20AND/README.md) - [2420. 找到所有好下标](/solution/2400-2499/2420.Find%20All%20Good%20Indices/README.md) - [2421. 好路径的数目](/solution/2400-2499/2421.Number%20of%20Good%20Paths/README.md) #### 第 311 场周赛(2022-09-18 10:30, 90 分钟) 参赛人数 6710 - [2413. 最小偶倍数](/solution/2400-2499/2413.Smallest%20Even%20Multiple/README.md) - [2414. 最长的字母序连续子字符串的长度](/solution/2400-2499/2414.Length%20of%20the%20Longest%20Alphabetical%20Continuous%20Substring/README.md) - [2415. 反转二叉树的奇数层](/solution/2400-2499/2415.Reverse%20Odd%20Levels%20of%20Binary%20Tree/README.md) - [2416. 字符串的前缀分数和](/solution/2400-2499/2416.Sum%20of%20Prefix%20Scores%20of%20Strings/README.md) #### 第 87 场双周赛(2022-09-17 22:30, 90 分钟) 参赛人数 4005 - [2409. 统计共同度过的日子数](/solution/2400-2499/2409.Count%20Days%20Spent%20Together/README.md) - [2410. 运动员和训练师的最大匹配数](/solution/2400-2499/2410.Maximum%20Matching%20of%20Players%20With%20Trainers/README.md) - [2411. 按位或最大的最小子数组长度](/solution/2400-2499/2411.Smallest%20Subarrays%20With%20Maximum%20Bitwise%20OR/README.md) - [2412. 完成所有交易的初始最少钱数](/solution/2400-2499/2412.Minimum%20Money%20Required%20Before%20Transactions/README.md) #### 第 310 场周赛(2022-09-11 10:30, 90 分钟) 参赛人数 6081 - [2404. 出现最频繁的偶数元素](/solution/2400-2499/2404.Most%20Frequent%20Even%20Element/README.md) - [2405. 子字符串的最优划分](/solution/2400-2499/2405.Optimal%20Partition%20of%20String/README.md) - [2406. 将区间分为最少组数](/solution/2400-2499/2406.Divide%20Intervals%20Into%20Minimum%20Number%20of%20Groups/README.md) - [2407. 最长递增子序列 II](/solution/2400-2499/2407.Longest%20Increasing%20Subsequence%20II/README.md) #### 第 309 场周赛(2022-09-04 10:30, 90 分钟) 参赛人数 7972 - [2399. 检查相同字母间的距离](/solution/2300-2399/2399.Check%20Distances%20Between%20Same%20Letters/README.md) - [2400. 恰好移动 k 步到达某一位置的方法数目](/solution/2400-2499/2400.Number%20of%20Ways%20to%20Reach%20a%20Position%20After%20Exactly%20k%20Steps/README.md) - [2401. 最长优雅子数组](/solution/2400-2499/2401.Longest%20Nice%20Subarray/README.md) - [2402. 会议室 III](/solution/2400-2499/2402.Meeting%20Rooms%20III/README.md) #### 第 86 场双周赛(2022-09-03 22:30, 90 分钟) 参赛人数 4401 - [2395. 和相等的子数组](/solution/2300-2399/2395.Find%20Subarrays%20With%20Equal%20Sum/README.md) - [2396. 严格回文的数字](/solution/2300-2399/2396.Strictly%20Palindromic%20Number/README.md) - [2397. 被列覆盖的最多行数](/solution/2300-2399/2397.Maximum%20Rows%20Covered%20by%20Columns/README.md) - [2398. 预算内的最多机器人数目](/solution/2300-2399/2398.Maximum%20Number%20of%20Robots%20Within%20Budget/README.md) #### 第 308 场周赛(2022-08-28 10:30, 90 分钟) 参赛人数 6394 - [2389. 和有限的最长子序列](/solution/2300-2399/2389.Longest%20Subsequence%20With%20Limited%20Sum/README.md) - [2390. 从字符串中移除星号](/solution/2300-2399/2390.Removing%20Stars%20From%20a%20String/README.md) - [2391. 收集垃圾的最少总时间](/solution/2300-2399/2391.Minimum%20Amount%20of%20Time%20to%20Collect%20Garbage/README.md) - [2392. 给定条件下构造矩阵](/solution/2300-2399/2392.Build%20a%20Matrix%20With%20Conditions/README.md) #### 第 307 场周赛(2022-08-21 10:30, 90 分钟) 参赛人数 7064 - [2383. 赢得比赛需要的最少训练时长](/solution/2300-2399/2383.Minimum%20Hours%20of%20Training%20to%20Win%20a%20Competition/README.md) - [2384. 最大回文数字](/solution/2300-2399/2384.Largest%20Palindromic%20Number/README.md) - [2385. 感染二叉树需要的总时间](/solution/2300-2399/2385.Amount%20of%20Time%20for%20Binary%20Tree%20to%20Be%20Infected/README.md) - [2386. 找出数组的第 K 大和](/solution/2300-2399/2386.Find%20the%20K-Sum%20of%20an%20Array/README.md) #### 第 85 场双周赛(2022-08-20 22:30, 90 分钟) 参赛人数 4193 - [2379. 得到 K 个黑块的最少涂色次数](/solution/2300-2399/2379.Minimum%20Recolors%20to%20Get%20K%20Consecutive%20Black%20Blocks/README.md) - [2380. 二进制字符串重新安排顺序需要的时间](/solution/2300-2399/2380.Time%20Needed%20to%20Rearrange%20a%20Binary%20String/README.md) - [2381. 字母移位 II](/solution/2300-2399/2381.Shifting%20Letters%20II/README.md) - [2382. 删除操作后的最大子段和](/solution/2300-2399/2382.Maximum%20Segment%20Sum%20After%20Removals/README.md) #### 第 306 场周赛(2022-08-14 10:30, 90 分钟) 参赛人数 7500 - [2373. 矩阵中的局部最大值](/solution/2300-2399/2373.Largest%20Local%20Values%20in%20a%20Matrix/README.md) - [2374. 边积分最高的节点](/solution/2300-2399/2374.Node%20With%20Highest%20Edge%20Score/README.md) - [2375. 根据模式串构造最小数字](/solution/2300-2399/2375.Construct%20Smallest%20Number%20From%20DI%20String/README.md) - [2376. 统计特殊整数](/solution/2300-2399/2376.Count%20Special%20Integers/README.md) #### 第 305 场周赛(2022-08-07 10:30, 90 分钟) 参赛人数 7465 - [2367. 等差三元组的数目](/solution/2300-2399/2367.Number%20of%20Arithmetic%20Triplets/README.md) - [2368. 受限条件下可到达节点的数目](/solution/2300-2399/2368.Reachable%20Nodes%20With%20Restrictions/README.md) - [2369. 检查数组是否存在有效划分](/solution/2300-2399/2369.Check%20if%20There%20is%20a%20Valid%20Partition%20For%20The%20Array/README.md) - [2370. 最长理想子序列](/solution/2300-2399/2370.Longest%20Ideal%20Subsequence/README.md) #### 第 84 场双周赛(2022-08-06 22:30, 90 分钟) 参赛人数 4574 - [2363. 合并相似的物品](/solution/2300-2399/2363.Merge%20Similar%20Items/README.md) - [2364. 统计坏数对的数目](/solution/2300-2399/2364.Count%20Number%20of%20Bad%20Pairs/README.md) - [2365. 任务调度器 II](/solution/2300-2399/2365.Task%20Scheduler%20II/README.md) - [2366. 将数组排序的最少替换次数](/solution/2300-2399/2366.Minimum%20Replacements%20to%20Sort%20the%20Array/README.md) #### 第 304 场周赛(2022-07-31 10:30, 90 分钟) 参赛人数 7372 - [2357. 使数组中所有元素都等于零](/solution/2300-2399/2357.Make%20Array%20Zero%20by%20Subtracting%20Equal%20Amounts/README.md) - [2358. 分组的最大数量](/solution/2300-2399/2358.Maximum%20Number%20of%20Groups%20Entering%20a%20Competition/README.md) - [2359. 找到离给定两个节点最近的节点](/solution/2300-2399/2359.Find%20Closest%20Node%20to%20Given%20Two%20Nodes/README.md) - [2360. 图中的最长环](/solution/2300-2399/2360.Longest%20Cycle%20in%20a%20Graph/README.md) #### 第 303 场周赛(2022-07-24 10:30, 90 分钟) 参赛人数 7032 - [2351. 第一个出现两次的字母](/solution/2300-2399/2351.First%20Letter%20to%20Appear%20Twice/README.md) - [2352. 相等行列对](/solution/2300-2399/2352.Equal%20Row%20and%20Column%20Pairs/README.md) - [2353. 设计食物评分系统](/solution/2300-2399/2353.Design%20a%20Food%20Rating%20System/README.md) - [2354. 优质数对的数目](/solution/2300-2399/2354.Number%20of%20Excellent%20Pairs/README.md) #### 第 83 场双周赛(2022-07-23 22:30, 90 分钟) 参赛人数 4437 - [2347. 最好的扑克手牌](/solution/2300-2399/2347.Best%20Poker%20Hand/README.md) - [2348. 全 0 子数组的数目](/solution/2300-2399/2348.Number%20of%20Zero-Filled%20Subarrays/README.md) - [2349. 设计数字容器系统](/solution/2300-2399/2349.Design%20a%20Number%20Container%20System/README.md) - [2350. 不可能得到的最短骰子序列](/solution/2300-2399/2350.Shortest%20Impossible%20Sequence%20of%20Rolls/README.md) #### 第 302 场周赛(2022-07-17 10:30, 90 分钟) 参赛人数 7092 - [2341. 数组能形成多少数对](/solution/2300-2399/2341.Maximum%20Number%20of%20Pairs%20in%20Array/README.md) - [2342. 数位和相等数对的最大和](/solution/2300-2399/2342.Max%20Sum%20of%20a%20Pair%20With%20Equal%20Sum%20of%20Digits/README.md) - [2343. 裁剪数字后查询第 K 小的数字](/solution/2300-2399/2343.Query%20Kth%20Smallest%20Trimmed%20Number/README.md) - [2344. 使数组可以被整除的最少删除次数](/solution/2300-2399/2344.Minimum%20Deletions%20to%20Make%20Array%20Divisible/README.md) #### 第 301 场周赛(2022-07-10 10:30, 90 分钟) 参赛人数 7133 - [2335. 装满杯子需要的最短总时长](/solution/2300-2399/2335.Minimum%20Amount%20of%20Time%20to%20Fill%20Cups/README.md) - [2336. 无限集中的最小数字](/solution/2300-2399/2336.Smallest%20Number%20in%20Infinite%20Set/README.md) - [2337. 移动片段得到字符串](/solution/2300-2399/2337.Move%20Pieces%20to%20Obtain%20a%20String/README.md) - [2338. 统计理想数组的数目](/solution/2300-2399/2338.Count%20the%20Number%20of%20Ideal%20Arrays/README.md) #### 第 82 场双周赛(2022-07-09 22:30, 90 分钟) 参赛人数 4144 - [2331. 计算布尔二叉树的值](/solution/2300-2399/2331.Evaluate%20Boolean%20Binary%20Tree/README.md) - [2332. 坐上公交的最晚时间](/solution/2300-2399/2332.The%20Latest%20Time%20to%20Catch%20a%20Bus/README.md) - [2333. 最小差值平方和](/solution/2300-2399/2333.Minimum%20Sum%20of%20Squared%20Difference/README.md) - [2334. 元素值大于变化阈值的子数组](/solution/2300-2399/2334.Subarray%20With%20Elements%20Greater%20Than%20Varying%20Threshold/README.md) #### 第 300 场周赛(2022-07-03 10:30, 90 分钟) 参赛人数 6792 - [2325. 解密消息](/solution/2300-2399/2325.Decode%20the%20Message/README.md) - [2326. 螺旋矩阵 IV](/solution/2300-2399/2326.Spiral%20Matrix%20IV/README.md) - [2327. 知道秘密的人数](/solution/2300-2399/2327.Number%20of%20People%20Aware%20of%20a%20Secret/README.md) - [2328. 网格图中递增路径的数目](/solution/2300-2399/2328.Number%20of%20Increasing%20Paths%20in%20a%20Grid/README.md) #### 第 299 场周赛(2022-06-26 10:30, 90 分钟) 参赛人数 6108 - [2319. 判断矩阵是否是一个 X 矩阵](/solution/2300-2399/2319.Check%20if%20Matrix%20Is%20X-Matrix/README.md) - [2320. 统计放置房子的方式数](/solution/2300-2399/2320.Count%20Number%20of%20Ways%20to%20Place%20Houses/README.md) - [2321. 拼接数组的最大分数](/solution/2300-2399/2321.Maximum%20Score%20Of%20Spliced%20Array/README.md) - [2322. 从树中删除边的最小分数](/solution/2300-2399/2322.Minimum%20Score%20After%20Removals%20on%20a%20Tree/README.md) #### 第 81 场双周赛(2022-06-25 22:30, 90 分钟) 参赛人数 3847 - [2315. 统计星号](/solution/2300-2399/2315.Count%20Asterisks/README.md) - [2316. 统计无向图中无法互相到达点对数](/solution/2300-2399/2316.Count%20Unreachable%20Pairs%20of%20Nodes%20in%20an%20Undirected%20Graph/README.md) - [2317. 操作后的最大异或和](/solution/2300-2399/2317.Maximum%20XOR%20After%20Operations/README.md) - [2318. 不同骰子序列的数目](/solution/2300-2399/2318.Number%20of%20Distinct%20Roll%20Sequences/README.md) #### 第 298 场周赛(2022-06-19 10:30, 90 分钟) 参赛人数 6228 - [2309. 兼具大小写的最好英文字母](/solution/2300-2399/2309.Greatest%20English%20Letter%20in%20Upper%20and%20Lower%20Case/README.md) - [2310. 个位数字为 K 的整数之和](/solution/2300-2399/2310.Sum%20of%20Numbers%20With%20Units%20Digit%20K/README.md) - [2311. 小于等于 K 的最长二进制子序列](/solution/2300-2399/2311.Longest%20Binary%20Subsequence%20Less%20Than%20or%20Equal%20to%20K/README.md) - [2312. 卖木头块](/solution/2300-2399/2312.Selling%20Pieces%20of%20Wood/README.md) #### 第 297 场周赛(2022-06-12 10:30, 90 分钟) 参赛人数 5915 - [2303. 计算应缴税款总额](/solution/2300-2399/2303.Calculate%20Amount%20Paid%20in%20Taxes/README.md) - [2304. 网格中的最小路径代价](/solution/2300-2399/2304.Minimum%20Path%20Cost%20in%20a%20Grid/README.md) - [2305. 公平分发饼干](/solution/2300-2399/2305.Fair%20Distribution%20of%20Cookies/README.md) - [2306. 公司命名](/solution/2300-2399/2306.Naming%20a%20Company/README.md) #### 第 80 场双周赛(2022-06-11 22:30, 90 分钟) 参赛人数 3949 - [2299. 强密码检验器 II](/solution/2200-2299/2299.Strong%20Password%20Checker%20II/README.md) - [2300. 咒语和药水的成功对数](/solution/2300-2399/2300.Successful%20Pairs%20of%20Spells%20and%20Potions/README.md) - [2301. 替换字符后匹配](/solution/2300-2399/2301.Match%20Substring%20After%20Replacement/README.md) - [2302. 统计得分小于 K 的子数组数目](/solution/2300-2399/2302.Count%20Subarrays%20With%20Score%20Less%20Than%20K/README.md) #### 第 296 场周赛(2022-06-05 10:30, 90 分钟) 参赛人数 5721 - [2293. 极大极小游戏](/solution/2200-2299/2293.Min%20Max%20Game/README.md) - [2294. 划分数组使最大差为 K](/solution/2200-2299/2294.Partition%20Array%20Such%20That%20Maximum%20Difference%20Is%20K/README.md) - [2295. 替换数组中的元素](/solution/2200-2299/2295.Replace%20Elements%20in%20an%20Array/README.md) - [2296. 设计一个文本编辑器](/solution/2200-2299/2296.Design%20a%20Text%20Editor/README.md) #### 第 295 场周赛(2022-05-29 10:30, 90 分钟) 参赛人数 6447 - [2287. 重排字符形成目标字符串](/solution/2200-2299/2287.Rearrange%20Characters%20to%20Make%20Target%20String/README.md) - [2288. 价格减免](/solution/2200-2299/2288.Apply%20Discount%20to%20Prices/README.md) - [2289. 使数组按非递减顺序排列](/solution/2200-2299/2289.Steps%20to%20Make%20Array%20Non-decreasing/README.md) - [2290. 到达角落需要移除障碍物的最小数目](/solution/2200-2299/2290.Minimum%20Obstacle%20Removal%20to%20Reach%20Corner/README.md) #### 第 79 场双周赛(2022-05-28 22:30, 90 分钟) 参赛人数 4250 - [2283. 判断一个数的数字计数是否等于数位的值](/solution/2200-2299/2283.Check%20if%20Number%20Has%20Equal%20Digit%20Count%20and%20Digit%20Value/README.md) - [2284. 最多单词数的发件人](/solution/2200-2299/2284.Sender%20With%20Largest%20Word%20Count/README.md) - [2285. 道路的最大总重要性](/solution/2200-2299/2285.Maximum%20Total%20Importance%20of%20Roads/README.md) - [2286. 以组为单位订音乐会的门票](/solution/2200-2299/2286.Booking%20Concert%20Tickets%20in%20Groups/README.md) #### 第 294 场周赛(2022-05-22 10:30, 90 分钟) 参赛人数 6640 - [2278. 字母在字符串中的百分比](/solution/2200-2299/2278.Percentage%20of%20Letter%20in%20String/README.md) - [2279. 装满石头的背包的最大数量](/solution/2200-2299/2279.Maximum%20Bags%20With%20Full%20Capacity%20of%20Rocks/README.md) - [2280. 表示一个折线图的最少线段数](/solution/2200-2299/2280.Minimum%20Lines%20to%20Represent%20a%20Line%20Chart/README.md) - [2281. 巫师的总力量和](/solution/2200-2299/2281.Sum%20of%20Total%20Strength%20of%20Wizards/README.md) #### 第 293 场周赛(2022-05-15 10:30, 90 分钟) 参赛人数 7357 - [2273. 移除字母异位词后的结果数组](/solution/2200-2299/2273.Find%20Resultant%20Array%20After%20Removing%20Anagrams/README.md) - [2274. 不含特殊楼层的最大连续楼层数](/solution/2200-2299/2274.Maximum%20Consecutive%20Floors%20Without%20Special%20Floors/README.md) - [2275. 按位与结果大于零的最长组合](/solution/2200-2299/2275.Largest%20Combination%20With%20Bitwise%20AND%20Greater%20Than%20Zero/README.md) - [2276. 统计区间中的整数数目](/solution/2200-2299/2276.Count%20Integers%20in%20Intervals/README.md) #### 第 78 场双周赛(2022-05-14 22:30, 90 分钟) 参赛人数 4347 - [2269. 找到一个数字的 K 美丽值](/solution/2200-2299/2269.Find%20the%20K-Beauty%20of%20a%20Number/README.md) - [2270. 分割数组的方案数](/solution/2200-2299/2270.Number%20of%20Ways%20to%20Split%20Array/README.md) - [2271. 毯子覆盖的最多白色砖块数](/solution/2200-2299/2271.Maximum%20White%20Tiles%20Covered%20by%20a%20Carpet/README.md) - [2272. 最大波动的子字符串](/solution/2200-2299/2272.Substring%20With%20Largest%20Variance/README.md) #### 第 292 场周赛(2022-05-08 10:30, 90 分钟) 参赛人数 6884 - [2264. 字符串中最大的 3 位相同数字](/solution/2200-2299/2264.Largest%203-Same-Digit%20Number%20in%20String/README.md) - [2265. 统计值等于子树平均值的节点数](/solution/2200-2299/2265.Count%20Nodes%20Equal%20to%20Average%20of%20Subtree/README.md) - [2266. 统计打字方案数](/solution/2200-2299/2266.Count%20Number%20of%20Texts/README.md) - [2267. 检查是否有合法括号字符串路径](/solution/2200-2299/2267.Check%20if%20There%20Is%20a%20Valid%20Parentheses%20String%20Path/README.md) #### 第 291 场周赛(2022-05-01 10:30, 90 分钟) 参赛人数 6574 - [2259. 移除指定数字得到的最大结果](/solution/2200-2299/2259.Remove%20Digit%20From%20Number%20to%20Maximize%20Result/README.md) - [2260. 必须拿起的最小连续卡牌数](/solution/2200-2299/2260.Minimum%20Consecutive%20Cards%20to%20Pick%20Up/README.md) - [2261. 含最多 K 个可整除元素的子数组](/solution/2200-2299/2261.K%20Divisible%20Elements%20Subarrays/README.md) - [2262. 字符串的总引力](/solution/2200-2299/2262.Total%20Appeal%20of%20A%20String/README.md) #### 第 77 场双周赛(2022-04-30 22:30, 90 分钟) 参赛人数 4211 - [2255. 统计是给定字符串前缀的字符串数目](/solution/2200-2299/2255.Count%20Prefixes%20of%20a%20Given%20String/README.md) - [2256. 最小平均差](/solution/2200-2299/2256.Minimum%20Average%20Difference/README.md) - [2257. 统计网格图中没有被保卫的格子数](/solution/2200-2299/2257.Count%20Unguarded%20Cells%20in%20the%20Grid/README.md) - [2258. 逃离火灾](/solution/2200-2299/2258.Escape%20the%20Spreading%20Fire/README.md) #### 第 290 场周赛(2022-04-24 10:30, 90 分钟) 参赛人数 6275 - [2248. 多个数组求交集](/solution/2200-2299/2248.Intersection%20of%20Multiple%20Arrays/README.md) - [2249. 统计圆内格点数目](/solution/2200-2299/2249.Count%20Lattice%20Points%20Inside%20a%20Circle/README.md) - [2250. 统计包含每个点的矩形数目](/solution/2200-2299/2250.Count%20Number%20of%20Rectangles%20Containing%20Each%20Point/README.md) - [2251. 花期内花的数目](/solution/2200-2299/2251.Number%20of%20Flowers%20in%20Full%20Bloom/README.md) #### 第 289 场周赛(2022-04-17 10:30, 90 分钟) 参赛人数 7293 - [2243. 计算字符串的数字和](/solution/2200-2299/2243.Calculate%20Digit%20Sum%20of%20a%20String/README.md) - [2244. 完成所有任务需要的最少轮数](/solution/2200-2299/2244.Minimum%20Rounds%20to%20Complete%20All%20Tasks/README.md) - [2245. 转角路径的乘积中最多能有几个尾随零](/solution/2200-2299/2245.Maximum%20Trailing%20Zeros%20in%20a%20Cornered%20Path/README.md) - [2246. 相邻字符不同的最长路径](/solution/2200-2299/2246.Longest%20Path%20With%20Different%20Adjacent%20Characters/README.md) #### 第 76 场双周赛(2022-04-16 22:30, 90 分钟) 参赛人数 4477 - [2239. 找到最接近 0 的数字](/solution/2200-2299/2239.Find%20Closest%20Number%20to%20Zero/README.md) - [2240. 买钢笔和铅笔的方案数](/solution/2200-2299/2240.Number%20of%20Ways%20to%20Buy%20Pens%20and%20Pencils/README.md) - [2241. 设计一个 ATM 机器](/solution/2200-2299/2241.Design%20an%20ATM%20Machine/README.md) - [2242. 节点序列的最大得分](/solution/2200-2299/2242.Maximum%20Score%20of%20a%20Node%20Sequence/README.md) #### 第 288 场周赛(2022-04-10 10:30, 90 分钟) 参赛人数 6926 - [2231. 按奇偶性交换后的最大数字](/solution/2200-2299/2231.Largest%20Number%20After%20Digit%20Swaps%20by%20Parity/README.md) - [2232. 向表达式添加括号后的最小结果](/solution/2200-2299/2232.Minimize%20Result%20by%20Adding%20Parentheses%20to%20Expression/README.md) - [2233. K 次增加后的最大乘积](/solution/2200-2299/2233.Maximum%20Product%20After%20K%20Increments/README.md) - [2234. 花园的最大总美丽值](/solution/2200-2299/2234.Maximum%20Total%20Beauty%20of%20the%20Gardens/README.md) #### 第 287 场周赛(2022-04-03 10:30, 90 分钟) 参赛人数 6811 - [2224. 转化时间需要的最少操作数](/solution/2200-2299/2224.Minimum%20Number%20of%20Operations%20to%20Convert%20Time/README.md) - [2225. 找出输掉零场或一场比赛的玩家](/solution/2200-2299/2225.Find%20Players%20With%20Zero%20or%20One%20Losses/README.md) - [2226. 每个小孩最多能分到多少糖果](/solution/2200-2299/2226.Maximum%20Candies%20Allocated%20to%20K%20Children/README.md) - [2227. 加密解密字符串](/solution/2200-2299/2227.Encrypt%20and%20Decrypt%20Strings/README.md) #### 第 75 场双周赛(2022-04-02 22:30, 90 分钟) 参赛人数 4335 - [2220. 转换数字的最少位翻转次数](/solution/2200-2299/2220.Minimum%20Bit%20Flips%20to%20Convert%20Number/README.md) - [2221. 数组的三角和](/solution/2200-2299/2221.Find%20Triangular%20Sum%20of%20an%20Array/README.md) - [2222. 选择建筑的方案数](/solution/2200-2299/2222.Number%20of%20Ways%20to%20Select%20Buildings/README.md) - [2223. 构造字符串的总得分和](/solution/2200-2299/2223.Sum%20of%20Scores%20of%20Built%20Strings/README.md) #### 第 286 场周赛(2022-03-27 10:30, 90 分钟) 参赛人数 7248 - [2215. 找出两数组的不同](/solution/2200-2299/2215.Find%20the%20Difference%20of%20Two%20Arrays/README.md) - [2216. 美化数组的最少删除数](/solution/2200-2299/2216.Minimum%20Deletions%20to%20Make%20Array%20Beautiful/README.md) - [2217. 找到指定长度的回文数](/solution/2200-2299/2217.Find%20Palindrome%20With%20Fixed%20Length/README.md) - [2218. 从栈中取出 K 个硬币的最大面值和](/solution/2200-2299/2218.Maximum%20Value%20of%20K%20Coins%20From%20Piles/README.md) #### 第 285 场周赛(2022-03-20 10:30, 90 分钟) 参赛人数 7501 - [2210. 统计数组中峰和谷的数量](/solution/2200-2299/2210.Count%20Hills%20and%20Valleys%20in%20an%20Array/README.md) - [2211. 统计道路上的碰撞次数](/solution/2200-2299/2211.Count%20Collisions%20on%20a%20Road/README.md) - [2212. 射箭比赛中的最大得分](/solution/2200-2299/2212.Maximum%20Points%20in%20an%20Archery%20Competition/README.md) - [2213. 由单个字符重复的最长子字符串](/solution/2200-2299/2213.Longest%20Substring%20of%20One%20Repeating%20Character/README.md) #### 第 74 场双周赛(2022-03-19 22:30, 90 分钟) 参赛人数 5442 - [2206. 将数组划分成相等数对](/solution/2200-2299/2206.Divide%20Array%20Into%20Equal%20Pairs/README.md) - [2207. 字符串中最多数目的子序列](/solution/2200-2299/2207.Maximize%20Number%20of%20Subsequences%20in%20a%20String/README.md) - [2208. 将数组和减半的最少操作次数](/solution/2200-2299/2208.Minimum%20Operations%20to%20Halve%20Array%20Sum/README.md) - [2209. 用地毯覆盖后的最少白色砖块](/solution/2200-2299/2209.Minimum%20White%20Tiles%20After%20Covering%20With%20Carpets/README.md) #### 第 284 场周赛(2022-03-13 10:30, 90 分钟) 参赛人数 8483 - [2200. 找出数组中的所有 K 近邻下标](/solution/2200-2299/2200.Find%20All%20K-Distant%20Indices%20in%20an%20Array/README.md) - [2201. 统计可以提取的工件](/solution/2200-2299/2201.Count%20Artifacts%20That%20Can%20Be%20Extracted/README.md) - [2202. K 次操作后最大化顶端元素](/solution/2200-2299/2202.Maximize%20the%20Topmost%20Element%20After%20K%20Moves/README.md) - [2203. 得到要求路径的最小带权子图](/solution/2200-2299/2203.Minimum%20Weighted%20Subgraph%20With%20the%20Required%20Paths/README.md) #### 第 283 场周赛(2022-03-06 10:30, 90 分钟) 参赛人数 7817 - [2194. Excel 表中某个范围内的单元格](/solution/2100-2199/2194.Cells%20in%20a%20Range%20on%20an%20Excel%20Sheet/README.md) - [2195. 向数组中追加 K 个整数](/solution/2100-2199/2195.Append%20K%20Integers%20With%20Minimal%20Sum/README.md) - [2196. 根据描述创建二叉树](/solution/2100-2199/2196.Create%20Binary%20Tree%20From%20Descriptions/README.md) - [2197. 替换数组中的非互质数](/solution/2100-2199/2197.Replace%20Non-Coprime%20Numbers%20in%20Array/README.md) #### 第 73 场双周赛(2022-03-05 22:30, 90 分钟) 参赛人数 5132 - [2190. 数组中紧跟 key 之后出现最频繁的数字](/solution/2100-2199/2190.Most%20Frequent%20Number%20Following%20Key%20In%20an%20Array/README.md) - [2191. 将杂乱无章的数字排序](/solution/2100-2199/2191.Sort%20the%20Jumbled%20Numbers/README.md) - [2192. 有向无环图中一个节点的所有祖先](/solution/2100-2199/2192.All%20Ancestors%20of%20a%20Node%20in%20a%20Directed%20Acyclic%20Graph/README.md) - [2193. 得到回文串的最少操作次数](/solution/2100-2199/2193.Minimum%20Number%20of%20Moves%20to%20Make%20Palindrome/README.md) #### 第 282 场周赛(2022-02-27 10:30, 90 分钟) 参赛人数 7164 - [2185. 统计包含给定前缀的字符串](/solution/2100-2199/2185.Counting%20Words%20With%20a%20Given%20Prefix/README.md) - [2186. 制造字母异位词的最小步骤数 II](/solution/2100-2199/2186.Minimum%20Number%20of%20Steps%20to%20Make%20Two%20Strings%20Anagram%20II/README.md) - [2187. 完成旅途的最少时间](/solution/2100-2199/2187.Minimum%20Time%20to%20Complete%20Trips/README.md) - [2188. 完成比赛的最少时间](/solution/2100-2199/2188.Minimum%20Time%20to%20Finish%20the%20Race/README.md) #### 第 281 场周赛(2022-02-20 10:30, 100 分钟) 参赛人数 6005 - [2180. 统计各位数字之和为偶数的整数个数](/solution/2100-2199/2180.Count%20Integers%20With%20Even%20Digit%20Sum/README.md) - [2181. 合并零之间的节点](/solution/2100-2199/2181.Merge%20Nodes%20in%20Between%20Zeros/README.md) - [2182. 构造限制重复的字符串](/solution/2100-2199/2182.Construct%20String%20With%20Repeat%20Limit/README.md) - [2183. 统计可以被 K 整除的下标对数目](/solution/2100-2199/2183.Count%20Array%20Pairs%20Divisible%20by%20K/README.md) #### 第 72 场双周赛(2022-02-19 22:30, 90 分钟) 参赛人数 4400 - [2176. 统计数组中相等且可以被整除的数对](/solution/2100-2199/2176.Count%20Equal%20and%20Divisible%20Pairs%20in%20an%20Array/README.md) - [2177. 找到和为给定整数的三个连续整数](/solution/2100-2199/2177.Find%20Three%20Consecutive%20Integers%20That%20Sum%20to%20a%20Given%20Number/README.md) - [2178. 拆分成最多数目的正偶数之和](/solution/2100-2199/2178.Maximum%20Split%20of%20Positive%20Even%20Integers/README.md) - [2179. 统计数组中好三元组数目](/solution/2100-2199/2179.Count%20Good%20Triplets%20in%20an%20Array/README.md) #### 第 280 场周赛(2022-02-13 10:30, 90 分钟) 参赛人数 5834 - [2169. 得到 0 的操作数](/solution/2100-2199/2169.Count%20Operations%20to%20Obtain%20Zero/README.md) - [2170. 使数组变成交替数组的最少操作数](/solution/2100-2199/2170.Minimum%20Operations%20to%20Make%20the%20Array%20Alternating/README.md) - [2171. 拿出最少数目的魔法豆](/solution/2100-2199/2171.Removing%20Minimum%20Number%20of%20Magic%20Beans/README.md) - [2172. 数组的最大与和](/solution/2100-2199/2172.Maximum%20AND%20Sum%20of%20Array/README.md) #### 第 279 场周赛(2022-02-06 10:30, 90 分钟) 参赛人数 4132 - [2164. 对奇偶下标分别排序](/solution/2100-2199/2164.Sort%20Even%20and%20Odd%20Indices%20Independently/README.md) - [2165. 重排数字的最小值](/solution/2100-2199/2165.Smallest%20Value%20of%20the%20Rearranged%20Number/README.md) - [2166. 设计位集](/solution/2100-2199/2166.Design%20Bitset/README.md) - [2167. 移除所有载有违禁货物车厢所需的最少时间](/solution/2100-2199/2167.Minimum%20Time%20to%20Remove%20All%20Cars%20Containing%20Illegal%20Goods/README.md) #### 第 71 场双周赛(2022-02-05 22:30, 90 分钟) 参赛人数 3028 - [2160. 拆分数位后四位数字的最小和](/solution/2100-2199/2160.Minimum%20Sum%20of%20Four%20Digit%20Number%20After%20Splitting%20Digits/README.md) - [2161. 根据给定数字划分数组](/solution/2100-2199/2161.Partition%20Array%20According%20to%20Given%20Pivot/README.md) - [2162. 设置时间的最少代价](/solution/2100-2199/2162.Minimum%20Cost%20to%20Set%20Cooking%20Time/README.md) - [2163. 删除元素后和的最小差值](/solution/2100-2199/2163.Minimum%20Difference%20in%20Sums%20After%20Removal%20of%20Elements/README.md) #### 第 278 场周赛(2022-01-30 10:30, 90 分钟) 参赛人数 4643 - [2154. 将找到的值乘以 2](/solution/2100-2199/2154.Keep%20Multiplying%20Found%20Values%20by%20Two/README.md) - [2155. 分组得分最高的所有下标](/solution/2100-2199/2155.All%20Divisions%20With%20the%20Highest%20Score%20of%20a%20Binary%20Array/README.md) - [2156. 查找给定哈希值的子串](/solution/2100-2199/2156.Find%20Substring%20With%20Given%20Hash%20Value/README.md) - [2157. 字符串分组](/solution/2100-2199/2157.Groups%20of%20Strings/README.md) #### 第 277 场周赛(2022-01-23 10:30, 90 分钟) 参赛人数 5060 - [2148. 元素计数](/solution/2100-2199/2148.Count%20Elements%20With%20Strictly%20Smaller%20and%20Greater%20Elements/README.md) - [2149. 按符号重排数组](/solution/2100-2199/2149.Rearrange%20Array%20Elements%20by%20Sign/README.md) - [2150. 找出数组中的所有孤独数字](/solution/2100-2199/2150.Find%20All%20Lonely%20Numbers%20in%20the%20Array/README.md) - [2151. 基于陈述统计最多好人数](/solution/2100-2199/2151.Maximum%20Good%20People%20Based%20on%20Statements/README.md) #### 第 70 场双周赛(2022-01-22 22:30, 90 分钟) 参赛人数 3640 - [2144. 打折购买糖果的最小开销](/solution/2100-2199/2144.Minimum%20Cost%20of%20Buying%20Candies%20With%20Discount/README.md) - [2145. 统计隐藏数组数目](/solution/2100-2199/2145.Count%20the%20Hidden%20Sequences/README.md) - [2146. 价格范围内最高排名的 K 样物品](/solution/2100-2199/2146.K%20Highest%20Ranked%20Items%20Within%20a%20Price%20Range/README.md) - [2147. 分隔长廊的方案数](/solution/2100-2199/2147.Number%20of%20Ways%20to%20Divide%20a%20Long%20Corridor/README.md) #### 第 276 场周赛(2022-01-16 10:30, 90 分钟) 参赛人数 5244 - [2138. 将字符串拆分为若干长度为 k 的组](/solution/2100-2199/2138.Divide%20a%20String%20Into%20Groups%20of%20Size%20k/README.md) - [2139. 得到目标值的最少行动次数](/solution/2100-2199/2139.Minimum%20Moves%20to%20Reach%20Target%20Score/README.md) - [2140. 解决智力问题](/solution/2100-2199/2140.Solving%20Questions%20With%20Brainpower/README.md) - [2141. 同时运行 N 台电脑的最长时间](/solution/2100-2199/2141.Maximum%20Running%20Time%20of%20N%20Computers/README.md) #### 第 275 场周赛(2022-01-09 10:30, 90 分钟) 参赛人数 4787 - [2133. 检查是否每一行每一列都包含全部整数](/solution/2100-2199/2133.Check%20if%20Every%20Row%20and%20Column%20Contains%20All%20Numbers/README.md) - [2134. 最少交换次数来组合所有的 1 II](/solution/2100-2199/2134.Minimum%20Swaps%20to%20Group%20All%201%27s%20Together%20II/README.md) - [2135. 统计追加字母可以获得的单词数](/solution/2100-2199/2135.Count%20Words%20Obtained%20After%20Adding%20a%20Letter/README.md) - [2136. 全部开花的最早一天](/solution/2100-2199/2136.Earliest%20Possible%20Day%20of%20Full%20Bloom/README.md) #### 第 69 场双周赛(2022-01-08 22:30, 90 分钟) 参赛人数 3360 - [2129. 将标题首字母大写](/solution/2100-2199/2129.Capitalize%20the%20Title/README.md) - [2130. 链表最大孪生和](/solution/2100-2199/2130.Maximum%20Twin%20Sum%20of%20a%20Linked%20List/README.md) - [2131. 连接两字母单词得到的最长回文串](/solution/2100-2199/2131.Longest%20Palindrome%20by%20Concatenating%20Two%20Letter%20Words/README.md) - [2132. 用邮票贴满网格图](/solution/2100-2199/2132.Stamping%20the%20Grid/README.md) #### 第 274 场周赛(2022-01-02 10:30, 90 分钟) 参赛人数 4109 - [2124. 检查是否所有 A 都在 B 之前](/solution/2100-2199/2124.Check%20if%20All%20A%27s%20Appears%20Before%20All%20B%27s/README.md) - [2125. 银行中的激光束数量](/solution/2100-2199/2125.Number%20of%20Laser%20Beams%20in%20a%20Bank/README.md) - [2126. 摧毁小行星](/solution/2100-2199/2126.Destroying%20Asteroids/README.md) - [2127. 参加会议的最多员工数](/solution/2100-2199/2127.Maximum%20Employees%20to%20Be%20Invited%20to%20a%20Meeting/README.md) #### 第 273 场周赛(2021-12-26 10:30, 90 分钟) 参赛人数 4368 - [2119. 反转两次的数字](/solution/2100-2199/2119.A%20Number%20After%20a%20Double%20Reversal/README.md) - [2120. 执行所有后缀指令](/solution/2100-2199/2120.Execution%20of%20All%20Suffix%20Instructions%20Staying%20in%20a%20Grid/README.md) - [2121. 相同元素的间隔之和](/solution/2100-2199/2121.Intervals%20Between%20Identical%20Elements/README.md) - [2122. 还原原数组](/solution/2100-2199/2122.Recover%20the%20Original%20Array/README.md) #### 第 68 场双周赛(2021-12-25 22:30, 90 分钟) 参赛人数 2854 - [2114. 句子中的最多单词数](/solution/2100-2199/2114.Maximum%20Number%20of%20Words%20Found%20in%20Sentences/README.md) - [2115. 从给定原材料中找到所有可以做出的菜](/solution/2100-2199/2115.Find%20All%20Possible%20Recipes%20from%20Given%20Supplies/README.md) - [2116. 判断一个括号字符串是否有效](/solution/2100-2199/2116.Check%20if%20a%20Parentheses%20String%20Can%20Be%20Valid/README.md) - [2117. 一个区间内所有数乘积的缩写](/solution/2100-2199/2117.Abbreviating%20the%20Product%20of%20a%20Range/README.md) #### 第 272 场周赛(2021-12-19 10:30, 90 分钟) 参赛人数 4698 - [2108. 找出数组中的第一个回文字符串](/solution/2100-2199/2108.Find%20First%20Palindromic%20String%20in%20the%20Array/README.md) - [2109. 向字符串添加空格](/solution/2100-2199/2109.Adding%20Spaces%20to%20a%20String/README.md) - [2110. 股票平滑下跌阶段的数目](/solution/2100-2199/2110.Number%20of%20Smooth%20Descent%20Periods%20of%20a%20Stock/README.md) - [2111. 使数组 K 递增的最少操作次数](/solution/2100-2199/2111.Minimum%20Operations%20to%20Make%20the%20Array%20K-Increasing/README.md) #### 第 271 场周赛(2021-12-12 10:30, 90 分钟) 参赛人数 4562 - [2103. 环和杆](/solution/2100-2199/2103.Rings%20and%20Rods/README.md) - [2104. 子数组范围和](/solution/2100-2199/2104.Sum%20of%20Subarray%20Ranges/README.md) - [2105. 给植物浇水 II](/solution/2100-2199/2105.Watering%20Plants%20II/README.md) - [2106. 摘水果](/solution/2100-2199/2106.Maximum%20Fruits%20Harvested%20After%20at%20Most%20K%20Steps/README.md) #### 第 67 场双周赛(2021-12-11 22:30, 90 分钟) 参赛人数 2923 - [2099. 找到和最大的长度为 K 的子序列](/solution/2000-2099/2099.Find%20Subsequence%20of%20Length%20K%20With%20the%20Largest%20Sum/README.md) - [2100. 适合野炊的日子](/solution/2100-2199/2100.Find%20Good%20Days%20to%20Rob%20the%20Bank/README.md) - [2101. 引爆最多的炸弹](/solution/2100-2199/2101.Detonate%20the%20Maximum%20Bombs/README.md) - [2102. 序列顺序查询](/solution/2100-2199/2102.Sequentially%20Ordinal%20Rank%20Tracker/README.md) #### 第 270 场周赛(2021-12-05 10:30, 90 分钟) 参赛人数 4748 - [2094. 找出 3 位偶数](/solution/2000-2099/2094.Finding%203-Digit%20Even%20Numbers/README.md) - [2095. 删除链表的中间节点](/solution/2000-2099/2095.Delete%20the%20Middle%20Node%20of%20a%20Linked%20List/README.md) - [2096. 从二叉树一个节点到另一个节点每一步的方向](/solution/2000-2099/2096.Step-By-Step%20Directions%20From%20a%20Binary%20Tree%20Node%20to%20Another/README.md) - [2097. 合法重新排列数对](/solution/2000-2099/2097.Valid%20Arrangement%20of%20Pairs/README.md) #### 第 269 场周赛(2021-11-28 10:30, 90 分钟) 参赛人数 4293 - [2089. 找出数组排序后的目标下标](/solution/2000-2099/2089.Find%20Target%20Indices%20After%20Sorting%20Array/README.md) - [2090. 半径为 k 的子数组平均值](/solution/2000-2099/2090.K%20Radius%20Subarray%20Averages/README.md) - [2091. 从数组中移除最大值和最小值](/solution/2000-2099/2091.Removing%20Minimum%20and%20Maximum%20From%20Array/README.md) - [2092. 找出知晓秘密的所有专家](/solution/2000-2099/2092.Find%20All%20People%20With%20Secret/README.md) #### 第 66 场双周赛(2021-11-27 22:30, 90 分钟) 参赛人数 2803 - [2085. 统计出现过一次的公共字符串](/solution/2000-2099/2085.Count%20Common%20Words%20With%20One%20Occurrence/README.md) - [2086. 喂食仓鼠的最小食物桶数](/solution/2000-2099/2086.Minimum%20Number%20of%20Food%20Buckets%20to%20Feed%20the%20Hamsters/README.md) - [2087. 网格图中机器人回家的最小代价](/solution/2000-2099/2087.Minimum%20Cost%20Homecoming%20of%20a%20Robot%20in%20a%20Grid/README.md) - [2088. 统计农场中肥沃金字塔的数目](/solution/2000-2099/2088.Count%20Fertile%20Pyramids%20in%20a%20Land/README.md) #### 第 268 场周赛(2021-11-21 10:30, 90 分钟) 参赛人数 4398 - [2078. 两栋颜色不同且距离最远的房子](/solution/2000-2099/2078.Two%20Furthest%20Houses%20With%20Different%20Colors/README.md) - [2079. 给植物浇水](/solution/2000-2099/2079.Watering%20Plants/README.md) - [2080. 区间内查询数字的频率](/solution/2000-2099/2080.Range%20Frequency%20Queries/README.md) - [2081. k 镜像数字的和](/solution/2000-2099/2081.Sum%20of%20k-Mirror%20Numbers/README.md) #### 第 267 场周赛(2021-11-14 10:30, 90 分钟) 参赛人数 4365 - [2073. 买票需要的时间](/solution/2000-2099/2073.Time%20Needed%20to%20Buy%20Tickets/README.md) - [2074. 反转偶数长度组的节点](/solution/2000-2099/2074.Reverse%20Nodes%20in%20Even%20Length%20Groups/README.md) - [2075. 解码斜向换位密码](/solution/2000-2099/2075.Decode%20the%20Slanted%20Ciphertext/README.md) - [2076. 处理含限制条件的好友请求](/solution/2000-2099/2076.Process%20Restricted%20Friend%20Requests/README.md) #### 第 65 场双周赛(2021-11-13 22:30, 90 分钟) 参赛人数 2676 - [2068. 检查两个字符串是否几乎相等](/solution/2000-2099/2068.Check%20Whether%20Two%20Strings%20are%20Almost%20Equivalent/README.md) - [2069. 模拟行走机器人 II](/solution/2000-2099/2069.Walking%20Robot%20Simulation%20II/README.md) - [2070. 每一个查询的最大美丽值](/solution/2000-2099/2070.Most%20Beautiful%20Item%20for%20Each%20Query/README.md) - [2071. 你可以安排的最多任务数目](/solution/2000-2099/2071.Maximum%20Number%20of%20Tasks%20You%20Can%20Assign/README.md) #### 第 266 场周赛(2021-11-07 10:30, 90 分钟) 参赛人数 4385 - [2062. 统计字符串中的元音子字符串](/solution/2000-2099/2062.Count%20Vowel%20Substrings%20of%20a%20String/README.md) - [2063. 所有子字符串中的元音](/solution/2000-2099/2063.Vowels%20of%20All%20Substrings/README.md) - [2064. 分配给商店的最多商品的最小值](/solution/2000-2099/2064.Minimized%20Maximum%20of%20Products%20Distributed%20to%20Any%20Store/README.md) - [2065. 最大化一张图中的路径价值](/solution/2000-2099/2065.Maximum%20Path%20Quality%20of%20a%20Graph/README.md) #### 第 265 场周赛(2021-10-31 10:30, 90 分钟) 参赛人数 4182 - [2057. 值相等的最小索引](/solution/2000-2099/2057.Smallest%20Index%20With%20Equal%20Value/README.md) - [2058. 找出临界点之间的最小和最大距离](/solution/2000-2099/2058.Find%20the%20Minimum%20and%20Maximum%20Number%20of%20Nodes%20Between%20Critical%20Points/README.md) - [2059. 转化数字的最小运算数](/solution/2000-2099/2059.Minimum%20Operations%20to%20Convert%20Number/README.md) - [2060. 同源字符串检测](/solution/2000-2099/2060.Check%20if%20an%20Original%20String%20Exists%20Given%20Two%20Encoded%20Strings/README.md) #### 第 64 场双周赛(2021-10-30 22:30, 90 分钟) 参赛人数 2838 - [2053. 数组中第 K 个独一无二的字符串](/solution/2000-2099/2053.Kth%20Distinct%20String%20in%20an%20Array/README.md) - [2054. 两个最好的不重叠活动](/solution/2000-2099/2054.Two%20Best%20Non-Overlapping%20Events/README.md) - [2055. 蜡烛之间的盘子](/solution/2000-2099/2055.Plates%20Between%20Candles/README.md) - [2056. 棋盘上有效移动组合的数目](/solution/2000-2099/2056.Number%20of%20Valid%20Move%20Combinations%20On%20Chessboard/README.md) #### 第 264 场周赛(2021-10-24 10:30, 90 分钟) 参赛人数 4659 - [2047. 句子中的有效单词数](/solution/2000-2099/2047.Number%20of%20Valid%20Words%20in%20a%20Sentence/README.md) - [2048. 下一个更大的数值平衡数](/solution/2000-2099/2048.Next%20Greater%20Numerically%20Balanced%20Number/README.md) - [2049. 统计最高分的节点数目](/solution/2000-2099/2049.Count%20Nodes%20With%20the%20Highest%20Score/README.md) - [2050. 并行课程 III](/solution/2000-2099/2050.Parallel%20Courses%20III/README.md) #### 第 263 场周赛(2021-10-17 10:30, 90 分钟) 参赛人数 4572 - [2042. 检查句子中的数字是否递增](/solution/2000-2099/2042.Check%20if%20Numbers%20Are%20Ascending%20in%20a%20Sentence/README.md) - [2043. 简易银行系统](/solution/2000-2099/2043.Simple%20Bank%20System/README.md) - [2044. 统计按位或能得到最大值的子集数目](/solution/2000-2099/2044.Count%20Number%20of%20Maximum%20Bitwise-OR%20Subsets/README.md) - [2045. 到达目的地的第二短时间](/solution/2000-2099/2045.Second%20Minimum%20Time%20to%20Reach%20Destination/README.md) #### 第 63 场双周赛(2021-10-16 22:30, 90 分钟) 参赛人数 2828 - [2037. 使每位学生都有座位的最少移动次数](/solution/2000-2099/2037.Minimum%20Number%20of%20Moves%20to%20Seat%20Everyone/README.md) - [2038. 如果相邻两个颜色均相同则删除当前颜色](/solution/2000-2099/2038.Remove%20Colored%20Pieces%20if%20Both%20Neighbors%20are%20the%20Same%20Color/README.md) - [2039. 网络空闲的时刻](/solution/2000-2099/2039.The%20Time%20When%20the%20Network%20Becomes%20Idle/README.md) - [2040. 两个有序数组的第 K 小乘积](/solution/2000-2099/2040.Kth%20Smallest%20Product%20of%20Two%20Sorted%20Arrays/README.md) #### 第 262 场周赛(2021-10-10 10:30, 90 分钟) 参赛人数 4261 - [2032. 至少在两个数组中出现的值](/solution/2000-2099/2032.Two%20Out%20of%20Three/README.md) - [2033. 获取单值网格的最小操作数](/solution/2000-2099/2033.Minimum%20Operations%20to%20Make%20a%20Uni-Value%20Grid/README.md) - [2034. 股票价格波动](/solution/2000-2099/2034.Stock%20Price%20Fluctuation/README.md) - [2035. 将数组分成两个数组并最小化数组和的差](/solution/2000-2099/2035.Partition%20Array%20Into%20Two%20Arrays%20to%20Minimize%20Sum%20Difference/README.md) #### 第 261 场周赛(2021-10-03 10:30, 90 分钟) 参赛人数 3368 - [2027. 转换字符串的最少操作次数](/solution/2000-2099/2027.Minimum%20Moves%20to%20Convert%20String/README.md) - [2028. 找出缺失的观测数据](/solution/2000-2099/2028.Find%20Missing%20Observations/README.md) - [2029. 石子游戏 IX](/solution/2000-2099/2029.Stone%20Game%20IX/README.md) - [2030. 含特定字母的最小子序列](/solution/2000-2099/2030.Smallest%20K-Length%20Subsequence%20With%20Occurrences%20of%20a%20Letter/README.md) #### 第 62 场双周赛(2021-10-02 22:30, 90 分钟) 参赛人数 2619 - [2022. 将一维数组转变成二维数组](/solution/2000-2099/2022.Convert%201D%20Array%20Into%202D%20Array/README.md) - [2023. 连接后等于目标字符串的字符串对](/solution/2000-2099/2023.Number%20of%20Pairs%20of%20Strings%20With%20Concatenation%20Equal%20to%20Target/README.md) - [2024. 考试的最大困扰度](/solution/2000-2099/2024.Maximize%20the%20Confusion%20of%20an%20Exam/README.md) - [2025. 分割数组的最多方案数](/solution/2000-2099/2025.Maximum%20Number%20of%20Ways%20to%20Partition%20an%20Array/README.md) #### 第 260 场周赛(2021-09-26 10:30, 90 分钟) 参赛人数 3654 - [2016. 增量元素之间的最大差值](/solution/2000-2099/2016.Maximum%20Difference%20Between%20Increasing%20Elements/README.md) - [2017. 网格游戏](/solution/2000-2099/2017.Grid%20Game/README.md) - [2018. 判断单词是否能放入填字游戏内](/solution/2000-2099/2018.Check%20if%20Word%20Can%20Be%20Placed%20In%20Crossword/README.md) - [2019. 解出数学表达式的学生分数](/solution/2000-2099/2019.The%20Score%20of%20Students%20Solving%20Math%20Expression/README.md) #### 第 259 场周赛(2021-09-19 10:30, 90 分钟) 参赛人数 3775 - [2011. 执行操作后的变量值](/solution/2000-2099/2011.Final%20Value%20of%20Variable%20After%20Performing%20Operations/README.md) - [2012. 数组美丽值求和](/solution/2000-2099/2012.Sum%20of%20Beauty%20in%20the%20Array/README.md) - [2013. 检测正方形](/solution/2000-2099/2013.Detect%20Squares/README.md) - [2014. 重复 K 次的最长子序列](/solution/2000-2099/2014.Longest%20Subsequence%20Repeated%20k%20Times/README.md) #### 第 61 场双周赛(2021-09-18 22:30, 90 分钟) 参赛人数 2534 - [2006. 差的绝对值为 K 的数对数目](/solution/2000-2099/2006.Count%20Number%20of%20Pairs%20With%20Absolute%20Difference%20K/README.md) - [2007. 从双倍数组中还原原数组](/solution/2000-2099/2007.Find%20Original%20Array%20From%20Doubled%20Array/README.md) - [2008. 出租车的最大盈利](/solution/2000-2099/2008.Maximum%20Earnings%20From%20Taxi/README.md) - [2009. 使数组连续的最少操作数](/solution/2000-2099/2009.Minimum%20Number%20of%20Operations%20to%20Make%20Array%20Continuous/README.md) #### 第 258 场周赛(2021-09-12 10:30, 90 分钟) 参赛人数 4519 - [2000. 反转单词前缀](/solution/2000-2099/2000.Reverse%20Prefix%20of%20Word/README.md) - [2001. 可互换矩形的组数](/solution/2000-2099/2001.Number%20of%20Pairs%20of%20Interchangeable%20Rectangles/README.md) - [2002. 两个回文子序列长度的最大乘积](/solution/2000-2099/2002.Maximum%20Product%20of%20the%20Length%20of%20Two%20Palindromic%20Subsequences/README.md) - [2003. 每棵子树内缺失的最小基因值](/solution/2000-2099/2003.Smallest%20Missing%20Genetic%20Value%20in%20Each%20Subtree/README.md) #### 第 257 场周赛(2021-09-05 10:30, 90 分钟) 参赛人数 4278 - [1995. 统计特殊四元组](/solution/1900-1999/1995.Count%20Special%20Quadruplets/README.md) - [1996. 游戏中弱角色的数量](/solution/1900-1999/1996.The%20Number%20of%20Weak%20Characters%20in%20the%20Game/README.md) - [1997. 访问完所有房间的第一天](/solution/1900-1999/1997.First%20Day%20Where%20You%20Have%20Been%20in%20All%20the%20Rooms/README.md) - [1998. 数组的最大公因数排序](/solution/1900-1999/1998.GCD%20Sort%20of%20an%20Array/README.md) #### 第 60 场双周赛(2021-09-04 22:30, 90 分钟) 参赛人数 2848 - [1991. 找到数组的中间位置](/solution/1900-1999/1991.Find%20the%20Middle%20Index%20in%20Array/README.md) - [1992. 找到所有的农场组](/solution/1900-1999/1992.Find%20All%20Groups%20of%20Farmland/README.md) - [1993. 树上的操作](/solution/1900-1999/1993.Operations%20on%20Tree/README.md) - [1994. 好子集的数目](/solution/1900-1999/1994.The%20Number%20of%20Good%20Subsets/README.md) #### 第 256 场周赛(2021-08-29 10:30, 90 分钟) 参赛人数 4136 - [1984. 学生分数的最小差值](/solution/1900-1999/1984.Minimum%20Difference%20Between%20Highest%20and%20Lowest%20of%20K%20Scores/README.md) - [1985. 找出数组中的第 K 大整数](/solution/1900-1999/1985.Find%20the%20Kth%20Largest%20Integer%20in%20the%20Array/README.md) - [1986. 完成任务的最少工作时间段](/solution/1900-1999/1986.Minimum%20Number%20of%20Work%20Sessions%20to%20Finish%20the%20Tasks/README.md) - [1987. 不同的好子序列数目](/solution/1900-1999/1987.Number%20of%20Unique%20Good%20Subsequences/README.md) #### 第 255 场周赛(2021-08-22 10:30, 90 分钟) 参赛人数 4333 - [1979. 找出数组的最大公约数](/solution/1900-1999/1979.Find%20Greatest%20Common%20Divisor%20of%20Array/README.md) - [1980. 找出不同的二进制字符串](/solution/1900-1999/1980.Find%20Unique%20Binary%20String/README.md) - [1981. 最小化目标值与所选元素的差](/solution/1900-1999/1981.Minimize%20the%20Difference%20Between%20Target%20and%20Chosen%20Elements/README.md) - [1982. 从子集的和还原数组](/solution/1900-1999/1982.Find%20Array%20Given%20Subset%20Sums/README.md) #### 第 59 场双周赛(2021-08-21 22:30, 90 分钟) 参赛人数 3030 - [1974. 使用特殊打字机键入单词的最少时间](/solution/1900-1999/1974.Minimum%20Time%20to%20Type%20Word%20Using%20Special%20Typewriter/README.md) - [1975. 最大方阵和](/solution/1900-1999/1975.Maximum%20Matrix%20Sum/README.md) - [1976. 到达目的地的方案数](/solution/1900-1999/1976.Number%20of%20Ways%20to%20Arrive%20at%20Destination/README.md) - [1977. 划分数字的方案数](/solution/1900-1999/1977.Number%20of%20Ways%20to%20Separate%20Numbers/README.md) #### 第 254 场周赛(2021-08-15 10:30, 90 分钟) 参赛人数 4349 - [1967. 作为子字符串出现在单词中的字符串数目](/solution/1900-1999/1967.Number%20of%20Strings%20That%20Appear%20as%20Substrings%20in%20Word/README.md) - [1968. 构造元素不等于两相邻元素平均值的数组](/solution/1900-1999/1968.Array%20With%20Elements%20Not%20Equal%20to%20Average%20of%20Neighbors/README.md) - [1969. 数组元素的最小非零乘积](/solution/1900-1999/1969.Minimum%20Non-Zero%20Product%20of%20the%20Array%20Elements/README.md) - [1970. 你能穿过矩阵的最后一天](/solution/1900-1999/1970.Last%20Day%20Where%20You%20Can%20Still%20Cross/README.md) #### 第 253 场周赛(2021-08-08 10:30, 90 分钟) 参赛人数 4570 - [1961. 检查字符串是否为数组前缀](/solution/1900-1999/1961.Check%20If%20String%20Is%20a%20Prefix%20of%20Array/README.md) - [1962. 移除石子使总数最小](/solution/1900-1999/1962.Remove%20Stones%20to%20Minimize%20the%20Total/README.md) - [1963. 使字符串平衡的最小交换次数](/solution/1900-1999/1963.Minimum%20Number%20of%20Swaps%20to%20Make%20the%20String%20Balanced/README.md) - [1964. 找出到每个位置为止最长的有效障碍赛跑路线](/solution/1900-1999/1964.Find%20the%20Longest%20Valid%20Obstacle%20Course%20at%20Each%20Position/README.md) #### 第 58 场双周赛(2021-08-07 22:30, 90 分钟) 参赛人数 2889 - [1957. 删除字符使字符串变好](/solution/1900-1999/1957.Delete%20Characters%20to%20Make%20Fancy%20String/README.md) - [1958. 检查操作是否合法](/solution/1900-1999/1958.Check%20if%20Move%20is%20Legal/README.md) - [1959. K 次调整数组大小浪费的最小总空间](/solution/1900-1999/1959.Minimum%20Total%20Space%20Wasted%20With%20K%20Resizing%20Operations/README.md) - [1960. 两个回文子字符串长度的最大乘积](/solution/1900-1999/1960.Maximum%20Product%20of%20the%20Length%20of%20Two%20Palindromic%20Substrings/README.md) #### 第 252 场周赛(2021-08-01 10:30, 90 分钟) 参赛人数 4647 - [1952. 三除数](/solution/1900-1999/1952.Three%20Divisors/README.md) - [1953. 你可以工作的最大周数](/solution/1900-1999/1953.Maximum%20Number%20of%20Weeks%20for%20Which%20You%20Can%20Work/README.md) - [1954. 收集足够苹果的最小花园周长](/solution/1900-1999/1954.Minimum%20Garden%20Perimeter%20to%20Collect%20Enough%20Apples/README.md) - [1955. 统计特殊子序列的数目](/solution/1900-1999/1955.Count%20Number%20of%20Special%20Subsequences/README.md) #### 第 251 场周赛(2021-07-25 10:30, 90 分钟) 参赛人数 4747 - [1945. 字符串转化后的各位数字之和](/solution/1900-1999/1945.Sum%20of%20Digits%20of%20String%20After%20Convert/README.md) - [1946. 子字符串突变后可能得到的最大整数](/solution/1900-1999/1946.Largest%20Number%20After%20Mutating%20Substring/README.md) - [1947. 最大兼容性评分和](/solution/1900-1999/1947.Maximum%20Compatibility%20Score%20Sum/README.md) - [1948. 删除系统中的重复文件夹](/solution/1900-1999/1948.Delete%20Duplicate%20Folders%20in%20System/README.md) #### 第 57 场双周赛(2021-07-24 22:30, 90 分钟) 参赛人数 2933 - [1941. 检查是否所有字符出现次数相同](/solution/1900-1999/1941.Check%20if%20All%20Characters%20Have%20Equal%20Number%20of%20Occurrences/README.md) - [1942. 最小未被占据椅子的编号](/solution/1900-1999/1942.The%20Number%20of%20the%20Smallest%20Unoccupied%20Chair/README.md) - [1943. 描述绘画结果](/solution/1900-1999/1943.Describe%20the%20Painting/README.md) - [1944. 队列中可以看到的人数](/solution/1900-1999/1944.Number%20of%20Visible%20People%20in%20a%20Queue/README.md) #### 第 250 场周赛(2021-07-18 10:30, 90 分钟) 参赛人数 4315 - [1935. 可以输入的最大单词数](/solution/1900-1999/1935.Maximum%20Number%20of%20Words%20You%20Can%20Type/README.md) - [1936. 新增的最少台阶数](/solution/1900-1999/1936.Add%20Minimum%20Number%20of%20Rungs/README.md) - [1937. 扣分后的最大得分](/solution/1900-1999/1937.Maximum%20Number%20of%20Points%20with%20Cost/README.md) - [1938. 查询最大基因差](/solution/1900-1999/1938.Maximum%20Genetic%20Difference%20Query/README.md) #### 第 249 场周赛(2021-07-11 10:30, 90 分钟) 参赛人数 4335 - [1929. 数组串联](/solution/1900-1999/1929.Concatenation%20of%20Array/README.md) - [1930. 长度为 3 的不同回文子序列](/solution/1900-1999/1930.Unique%20Length-3%20Palindromic%20Subsequences/README.md) - [1931. 用三种不同颜色为网格涂色](/solution/1900-1999/1931.Painting%20a%20Grid%20With%20Three%20Different%20Colors/README.md) - [1932. 合并多棵二叉搜索树](/solution/1900-1999/1932.Merge%20BSTs%20to%20Create%20Single%20BST/README.md) #### 第 56 场双周赛(2021-07-10 22:30, 90 分钟) 参赛人数 2760 - [1925. 统计平方和三元组的数目](/solution/1900-1999/1925.Count%20Square%20Sum%20Triples/README.md) - [1926. 迷宫中离入口最近的出口](/solution/1900-1999/1926.Nearest%20Exit%20from%20Entrance%20in%20Maze/README.md) - [1927. 求和游戏](/solution/1900-1999/1927.Sum%20Game/README.md) - [1928. 规定时间内到达终点的最小花费](/solution/1900-1999/1928.Minimum%20Cost%20to%20Reach%20Destination%20in%20Time/README.md) #### 第 248 场周赛(2021-07-04 10:30, 90 分钟) 参赛人数 4451 - [1920. 基于排列构建数组](/solution/1900-1999/1920.Build%20Array%20from%20Permutation/README.md) - [1921. 消灭怪物的最大数量](/solution/1900-1999/1921.Eliminate%20Maximum%20Number%20of%20Monsters/README.md) - [1922. 统计好数字的数目](/solution/1900-1999/1922.Count%20Good%20Numbers/README.md) - [1923. 最长公共子路径](/solution/1900-1999/1923.Longest%20Common%20Subpath/README.md) #### 第 247 场周赛(2021-06-27 10:30, 90 分钟) 参赛人数 3981 - [1913. 两个数对之间的最大乘积差](/solution/1900-1999/1913.Maximum%20Product%20Difference%20Between%20Two%20Pairs/README.md) - [1914. 循环轮转矩阵](/solution/1900-1999/1914.Cyclically%20Rotating%20a%20Grid/README.md) - [1915. 最美子字符串的数目](/solution/1900-1999/1915.Number%20of%20Wonderful%20Substrings/README.md) - [1916. 统计为蚁群构筑房间的不同顺序](/solution/1900-1999/1916.Count%20Ways%20to%20Build%20Rooms%20in%20an%20Ant%20Colony/README.md) #### 第 55 场双周赛(2021-06-26 22:30, 90 分钟) 参赛人数 3277 - [1909. 删除一个元素使数组严格递增](/solution/1900-1999/1909.Remove%20One%20Element%20to%20Make%20the%20Array%20Strictly%20Increasing/README.md) - [1910. 删除一个字符串中所有出现的给定子字符串](/solution/1900-1999/1910.Remove%20All%20Occurrences%20of%20a%20Substring/README.md) - [1911. 最大子序列交替和](/solution/1900-1999/1911.Maximum%20Alternating%20Subsequence%20Sum/README.md) - [1912. 设计电影租借系统](/solution/1900-1999/1912.Design%20Movie%20Rental%20System/README.md) #### 第 246 场周赛(2021-06-20 10:30, 90 分钟) 参赛人数 4136 - [1903. 字符串中的最大奇数](/solution/1900-1999/1903.Largest%20Odd%20Number%20in%20String/README.md) - [1904. 你完成的完整对局数](/solution/1900-1999/1904.The%20Number%20of%20Full%20Rounds%20You%20Have%20Played/README.md) - [1905. 统计子岛屿](/solution/1900-1999/1905.Count%20Sub%20Islands/README.md) - [1906. 查询差绝对值的最小值](/solution/1900-1999/1906.Minimum%20Absolute%20Difference%20Queries/README.md) #### 第 245 场周赛(2021-06-13 10:30, 90 分钟) 参赛人数 4271 - [1897. 重新分配字符使所有字符串都相等](/solution/1800-1899/1897.Redistribute%20Characters%20to%20Make%20All%20Strings%20Equal/README.md) - [1898. 可移除字符的最大数目](/solution/1800-1899/1898.Maximum%20Number%20of%20Removable%20Characters/README.md) - [1899. 合并若干三元组以形成目标三元组](/solution/1800-1899/1899.Merge%20Triplets%20to%20Form%20Target%20Triplet/README.md) - [1900. 最佳运动员的比拼回合](/solution/1900-1999/1900.The%20Earliest%20and%20Latest%20Rounds%20Where%20Players%20Compete/README.md) #### 第 54 场双周赛(2021-06-12 22:30, 90 分钟) 参赛人数 2479 - [1893. 检查是否区域内所有整数都被覆盖](/solution/1800-1899/1893.Check%20if%20All%20the%20Integers%20in%20a%20Range%20Are%20Covered/README.md) - [1894. 找到需要补充粉笔的学生编号](/solution/1800-1899/1894.Find%20the%20Student%20that%20Will%20Replace%20the%20Chalk/README.md) - [1895. 最大的幻方](/solution/1800-1899/1895.Largest%20Magic%20Square/README.md) - [1896. 反转表达式值的最少操作次数](/solution/1800-1899/1896.Minimum%20Cost%20to%20Change%20the%20Final%20Value%20of%20Expression/README.md) #### 第 244 场周赛(2021-06-06 10:30, 90 分钟) 参赛人数 4430 - [1886. 判断矩阵经轮转后是否一致](/solution/1800-1899/1886.Determine%20Whether%20Matrix%20Can%20Be%20Obtained%20By%20Rotation/README.md) - [1887. 使数组元素相等的减少操作次数](/solution/1800-1899/1887.Reduction%20Operations%20to%20Make%20the%20Array%20Elements%20Equal/README.md) - [1888. 使二进制字符串字符交替的最少反转次数](/solution/1800-1899/1888.Minimum%20Number%20of%20Flips%20to%20Make%20the%20Binary%20String%20Alternating/README.md) - [1889. 装包裹的最小浪费空间](/solution/1800-1899/1889.Minimum%20Space%20Wasted%20From%20Packaging/README.md) #### 第 243 场周赛(2021-05-30 10:30, 90 分钟) 参赛人数 4493 - [1880. 检查某单词是否等于两单词之和](/solution/1800-1899/1880.Check%20if%20Word%20Equals%20Summation%20of%20Two%20Words/README.md) - [1881. 插入后的最大值](/solution/1800-1899/1881.Maximum%20Value%20after%20Insertion/README.md) - [1882. 使用服务器处理任务](/solution/1800-1899/1882.Process%20Tasks%20Using%20Servers/README.md) - [1883. 准时抵达会议现场的最小跳过休息次数](/solution/1800-1899/1883.Minimum%20Skips%20to%20Arrive%20at%20Meeting%20On%20Time/README.md) #### 第 53 场双周赛(2021-05-29 22:30, 90 分钟) 参赛人数 3069 - [1876. 长度为三且各字符不同的子字符串](/solution/1800-1899/1876.Substrings%20of%20Size%20Three%20with%20Distinct%20Characters/README.md) - [1877. 数组中最大数对和的最小值](/solution/1800-1899/1877.Minimize%20Maximum%20Pair%20Sum%20in%20Array/README.md) - [1878. 矩阵中最大的三个菱形和](/solution/1800-1899/1878.Get%20Biggest%20Three%20Rhombus%20Sums%20in%20a%20Grid/README.md) - [1879. 两个数组最小的异或值之和](/solution/1800-1899/1879.Minimum%20XOR%20Sum%20of%20Two%20Arrays/README.md) #### 第 242 场周赛(2021-05-23 10:30, 90 分钟) 参赛人数 4306 - [1869. 哪种连续子字符串更长](/solution/1800-1899/1869.Longer%20Contiguous%20Segments%20of%20Ones%20than%20Zeros/README.md) - [1870. 准时到达的列车最小时速](/solution/1800-1899/1870.Minimum%20Speed%20to%20Arrive%20on%20Time/README.md) - [1871. 跳跃游戏 VII](/solution/1800-1899/1871.Jump%20Game%20VII/README.md) - [1872. 石子游戏 VIII](/solution/1800-1899/1872.Stone%20Game%20VIII/README.md) #### 第 241 场周赛(2021-05-16 10:30, 90 分钟) 参赛人数 4491 - [1863. 找出所有子集的异或总和再求和](/solution/1800-1899/1863.Sum%20of%20All%20Subset%20XOR%20Totals/README.md) - [1864. 构成交替字符串需要的最小交换次数](/solution/1800-1899/1864.Minimum%20Number%20of%20Swaps%20to%20Make%20the%20Binary%20String%20Alternating/README.md) - [1865. 找出和为指定值的下标对](/solution/1800-1899/1865.Finding%20Pairs%20With%20a%20Certain%20Sum/README.md) - [1866. 恰有 K 根木棍可以看到的排列数目](/solution/1800-1899/1866.Number%20of%20Ways%20to%20Rearrange%20Sticks%20With%20K%20Sticks%20Visible/README.md) #### 第 52 场双周赛(2021-05-15 22:30, 90 分钟) 参赛人数 2930 - [1859. 将句子排序](/solution/1800-1899/1859.Sorting%20the%20Sentence/README.md) - [1860. 增长的内存泄露](/solution/1800-1899/1860.Incremental%20Memory%20Leak/README.md) - [1861. 旋转盒子](/solution/1800-1899/1861.Rotating%20the%20Box/README.md) - [1862. 向下取整数对和](/solution/1800-1899/1862.Sum%20of%20Floored%20Pairs/README.md) #### 第 240 场周赛(2021-05-09 10:30, 90 分钟) 参赛人数 4307 - [1854. 人口最多的年份](/solution/1800-1899/1854.Maximum%20Population%20Year/README.md) - [1855. 下标对中的最大距离](/solution/1800-1899/1855.Maximum%20Distance%20Between%20a%20Pair%20of%20Values/README.md) - [1856. 子数组最小乘积的最大值](/solution/1800-1899/1856.Maximum%20Subarray%20Min-Product/README.md) - [1857. 有向图中最大颜色值](/solution/1800-1899/1857.Largest%20Color%20Value%20in%20a%20Directed%20Graph/README.md) #### 第 239 场周赛(2021-05-02 10:30, 90 分钟) 参赛人数 3907 - [1848. 到目标元素的最小距离](/solution/1800-1899/1848.Minimum%20Distance%20to%20the%20Target%20Element/README.md) - [1849. 将字符串拆分为递减的连续值](/solution/1800-1899/1849.Splitting%20a%20String%20Into%20Descending%20Consecutive%20Values/README.md) - [1850. 邻位交换的最小次数](/solution/1800-1899/1850.Minimum%20Adjacent%20Swaps%20to%20Reach%20the%20Kth%20Smallest%20Number/README.md) - [1851. 包含每个查询的最小区间](/solution/1800-1899/1851.Minimum%20Interval%20to%20Include%20Each%20Query/README.md) #### 第 51 场双周赛(2021-05-01 22:30, 90 分钟) 参赛人数 2675 - [1844. 将所有数字用字符替换](/solution/1800-1899/1844.Replace%20All%20Digits%20with%20Characters/README.md) - [1845. 座位预约管理系统](/solution/1800-1899/1845.Seat%20Reservation%20Manager/README.md) - [1846. 减小和重新排列数组后的最大元素](/solution/1800-1899/1846.Maximum%20Element%20After%20Decreasing%20and%20Rearranging/README.md) - [1847. 最近的房间](/solution/1800-1899/1847.Closest%20Room/README.md) #### 第 238 场周赛(2021-04-25 10:30, 90 分钟) 参赛人数 3978 - [1837. K 进制表示下的各位数字总和](/solution/1800-1899/1837.Sum%20of%20Digits%20in%20Base%20K/README.md) - [1838. 最高频元素的频数](/solution/1800-1899/1838.Frequency%20of%20the%20Most%20Frequent%20Element/README.md) - [1839. 所有元音按顺序排布的最长子字符串](/solution/1800-1899/1839.Longest%20Substring%20Of%20All%20Vowels%20in%20Order/README.md) - [1840. 最高建筑高度](/solution/1800-1899/1840.Maximum%20Building%20Height/README.md) #### 第 237 场周赛(2021-04-18 10:30, 90 分钟) 参赛人数 4577 - [1832. 判断句子是否为全字母句](/solution/1800-1899/1832.Check%20if%20the%20Sentence%20Is%20Pangram/README.md) - [1833. 雪糕的最大数量](/solution/1800-1899/1833.Maximum%20Ice%20Cream%20Bars/README.md) - [1834. 单线程 CPU](/solution/1800-1899/1834.Single-Threaded%20CPU/README.md) - [1835. 所有数对按位与结果的异或和](/solution/1800-1899/1835.Find%20XOR%20Sum%20of%20All%20Pairs%20Bitwise%20AND/README.md) #### 第 50 场双周赛(2021-04-17 22:30, 90 分钟) 参赛人数 3608 - [1827. 最少操作使数组递增](/solution/1800-1899/1827.Minimum%20Operations%20to%20Make%20the%20Array%20Increasing/README.md) - [1828. 统计一个圆中点的数目](/solution/1800-1899/1828.Queries%20on%20Number%20of%20Points%20Inside%20a%20Circle/README.md) - [1829. 每个查询的最大异或值](/solution/1800-1899/1829.Maximum%20XOR%20for%20Each%20Query/README.md) - [1830. 使字符串有序的最少操作次数](/solution/1800-1899/1830.Minimum%20Number%20of%20Operations%20to%20Make%20String%20Sorted/README.md) #### 第 236 场周赛(2021-04-11 10:30, 90 分钟) 参赛人数 5113 - [1822. 数组元素积的符号](/solution/1800-1899/1822.Sign%20of%20the%20Product%20of%20an%20Array/README.md) - [1823. 找出游戏的获胜者](/solution/1800-1899/1823.Find%20the%20Winner%20of%20the%20Circular%20Game/README.md) - [1824. 最少侧跳次数](/solution/1800-1899/1824.Minimum%20Sideway%20Jumps/README.md) - [1825. 求出 MK 平均值](/solution/1800-1899/1825.Finding%20MK%20Average/README.md) #### 第 235 场周赛(2021-04-04 10:30, 90 分钟) 参赛人数 4494 - [1816. 截断句子](/solution/1800-1899/1816.Truncate%20Sentence/README.md) - [1817. 查找用户活跃分钟数](/solution/1800-1899/1817.Finding%20the%20Users%20Active%20Minutes/README.md) - [1818. 绝对差值和](/solution/1800-1899/1818.Minimum%20Absolute%20Sum%20Difference/README.md) - [1819. 序列中不同最大公约数的数目](/solution/1800-1899/1819.Number%20of%20Different%20Subsequences%20GCDs/README.md) #### 第 49 场双周赛(2021-04-03 22:30, 90 分钟) 参赛人数 3193 - [1812. 判断国际象棋棋盘中一个格子的颜色](/solution/1800-1899/1812.Determine%20Color%20of%20a%20Chessboard%20Square/README.md) - [1813. 句子相似性 III](/solution/1800-1899/1813.Sentence%20Similarity%20III/README.md) - [1814. 统计一个数组中好对子的数目](/solution/1800-1899/1814.Count%20Nice%20Pairs%20in%20an%20Array/README.md) - [1815. 得到新鲜甜甜圈的最多组数](/solution/1800-1899/1815.Maximum%20Number%20of%20Groups%20Getting%20Fresh%20Donuts/README.md) #### 第 234 场周赛(2021-03-28 10:30, 90 分钟) 参赛人数 4998 - [1805. 字符串中不同整数的数目](/solution/1800-1899/1805.Number%20of%20Different%20Integers%20in%20a%20String/README.md) - [1806. 还原排列的最少操作步数](/solution/1800-1899/1806.Minimum%20Number%20of%20Operations%20to%20Reinitialize%20a%20Permutation/README.md) - [1807. 替换字符串中的括号内容](/solution/1800-1899/1807.Evaluate%20the%20Bracket%20Pairs%20of%20a%20String/README.md) - [1808. 好因子的最大数目](/solution/1800-1899/1808.Maximize%20Number%20of%20Nice%20Divisors/README.md) #### 第 233 场周赛(2021-03-21 10:30, 90 分钟) 参赛人数 5010 - [1800. 最大升序子数组和](/solution/1800-1899/1800.Maximum%20Ascending%20Subarray%20Sum/README.md) - [1801. 积压订单中的订单总数](/solution/1800-1899/1801.Number%20of%20Orders%20in%20the%20Backlog/README.md) - [1802. 有界数组中指定下标处的最大值](/solution/1800-1899/1802.Maximum%20Value%20at%20a%20Given%20Index%20in%20a%20Bounded%20Array/README.md) - [1803. 统计异或值在范围内的数对有多少](/solution/1800-1899/1803.Count%20Pairs%20With%20XOR%20in%20a%20Range/README.md) #### 第 48 场双周赛(2021-03-20 22:30, 90 分钟) 参赛人数 2853 - [1796. 字符串中第二大的数字](/solution/1700-1799/1796.Second%20Largest%20Digit%20in%20a%20String/README.md) - [1797. 设计一个验证系统](/solution/1700-1799/1797.Design%20Authentication%20Manager/README.md) - [1798. 你能构造出连续值的最大数目](/solution/1700-1799/1798.Maximum%20Number%20of%20Consecutive%20Values%20You%20Can%20Make/README.md) - [1799. N 次操作后的最大分数和](/solution/1700-1799/1799.Maximize%20Score%20After%20N%20Operations/README.md) #### 第 232 场周赛(2021-03-14 10:30, 90 分钟) 参赛人数 4802 - [1790. 仅执行一次字符串交换能否使两个字符串相等](/solution/1700-1799/1790.Check%20if%20One%20String%20Swap%20Can%20Make%20Strings%20Equal/README.md) - [1791. 找出星型图的中心节点](/solution/1700-1799/1791.Find%20Center%20of%20Star%20Graph/README.md) - [1792. 最大平均通过率](/solution/1700-1799/1792.Maximum%20Average%20Pass%20Ratio/README.md) - [1793. 好子数组的最大分数](/solution/1700-1799/1793.Maximum%20Score%20of%20a%20Good%20Subarray/README.md) #### 第 231 场周赛(2021-03-07 10:30, 90 分钟) 参赛人数 4668 - [1784. 检查二进制字符串字段](/solution/1700-1799/1784.Check%20if%20Binary%20String%20Has%20at%20Most%20One%20Segment%20of%20Ones/README.md) - [1785. 构成特定和需要添加的最少元素](/solution/1700-1799/1785.Minimum%20Elements%20to%20Add%20to%20Form%20a%20Given%20Sum/README.md) - [1786. 从第一个节点出发到最后一个节点的受限路径数](/solution/1700-1799/1786.Number%20of%20Restricted%20Paths%20From%20First%20to%20Last%20Node/README.md) - [1787. 使所有区间的异或结果为零](/solution/1700-1799/1787.Make%20the%20XOR%20of%20All%20Segments%20Equal%20to%20Zero/README.md) #### 第 47 场双周赛(2021-03-06 22:30, 90 分钟) 参赛人数 3085 - [1779. 找到最近的有相同 X 或 Y 坐标的点](/solution/1700-1799/1779.Find%20Nearest%20Point%20That%20Has%20the%20Same%20X%20or%20Y%20Coordinate/README.md) - [1780. 判断一个数字是否可以表示成三的幂的和](/solution/1700-1799/1780.Check%20if%20Number%20is%20a%20Sum%20of%20Powers%20of%20Three/README.md) - [1781. 所有子字符串美丽值之和](/solution/1700-1799/1781.Sum%20of%20Beauty%20of%20All%20Substrings/README.md) - [1782. 统计点对的数目](/solution/1700-1799/1782.Count%20Pairs%20Of%20Nodes/README.md) #### 第 230 场周赛(2021-02-28 10:30, 90 分钟) 参赛人数 3728 - [1773. 统计匹配检索规则的物品数量](/solution/1700-1799/1773.Count%20Items%20Matching%20a%20Rule/README.md) - [1774. 最接近目标价格的甜点成本](/solution/1700-1799/1774.Closest%20Dessert%20Cost/README.md) - [1775. 通过最少操作次数使数组的和相等](/solution/1700-1799/1775.Equal%20Sum%20Arrays%20With%20Minimum%20Number%20of%20Operations/README.md) - [1776. 车队 II](/solution/1700-1799/1776.Car%20Fleet%20II/README.md) #### 第 229 场周赛(2021-02-21 10:30, 90 分钟) 参赛人数 3484 - [1768. 交替合并字符串](/solution/1700-1799/1768.Merge%20Strings%20Alternately/README.md) - [1769. 移动所有球到每个盒子所需的最小操作数](/solution/1700-1799/1769.Minimum%20Number%20of%20Operations%20to%20Move%20All%20Balls%20to%20Each%20Box/README.md) - [1770. 执行乘法运算的最大分数](/solution/1700-1799/1770.Maximum%20Score%20from%20Performing%20Multiplication%20Operations/README.md) - [1771. 由子序列构造的最长回文串的长度](/solution/1700-1799/1771.Maximize%20Palindrome%20Length%20From%20Subsequences/README.md) #### 第 46 场双周赛(2021-02-20 22:30, 90 分钟) 参赛人数 1647 - [1763. 最长的美好子字符串](/solution/1700-1799/1763.Longest%20Nice%20Substring/README.md) - [1764. 通过连接另一个数组的子数组得到一个数组](/solution/1700-1799/1764.Form%20Array%20by%20Concatenating%20Subarrays%20of%20Another%20Array/README.md) - [1765. 地图中的最高点](/solution/1700-1799/1765.Map%20of%20Highest%20Peak/README.md) - [1766. 互质树](/solution/1700-1799/1766.Tree%20of%20Coprimes/README.md) #### 第 228 场周赛(2021-02-14 10:30, 90 分钟) 参赛人数 2484 - [1758. 生成交替二进制字符串的最少操作数](/solution/1700-1799/1758.Minimum%20Changes%20To%20Make%20Alternating%20Binary%20String/README.md) - [1759. 统计同质子字符串的数目](/solution/1700-1799/1759.Count%20Number%20of%20Homogenous%20Substrings/README.md) - [1760. 袋子里最少数目的球](/solution/1700-1799/1760.Minimum%20Limit%20of%20Balls%20in%20a%20Bag/README.md) - [1761. 一个图中连通三元组的最小度数](/solution/1700-1799/1761.Minimum%20Degree%20of%20a%20Connected%20Trio%20in%20a%20Graph/README.md) #### 第 227 场周赛(2021-02-07 10:30, 90 分钟) 参赛人数 3546 - [1752. 检查数组是否经排序和轮转得到](/solution/1700-1799/1752.Check%20if%20Array%20Is%20Sorted%20and%20Rotated/README.md) - [1753. 移除石子的最大得分](/solution/1700-1799/1753.Maximum%20Score%20From%20Removing%20Stones/README.md) - [1754. 构造字典序最大的合并字符串](/solution/1700-1799/1754.Largest%20Merge%20Of%20Two%20Strings/README.md) - [1755. 最接近目标值的子序列和](/solution/1700-1799/1755.Closest%20Subsequence%20Sum/README.md) #### 第 45 场双周赛(2021-02-06 22:30, 90 分钟) 参赛人数 1676 - [1748. 唯一元素的和](/solution/1700-1799/1748.Sum%20of%20Unique%20Elements/README.md) - [1749. 任意子数组和的绝对值的最大值](/solution/1700-1799/1749.Maximum%20Absolute%20Sum%20of%20Any%20Subarray/README.md) - [1750. 删除字符串两端相同字符后的最短长度](/solution/1700-1799/1750.Minimum%20Length%20of%20String%20After%20Deleting%20Similar%20Ends/README.md) - [1751. 最多可以参加的会议数目 II](/solution/1700-1799/1751.Maximum%20Number%20of%20Events%20That%20Can%20Be%20Attended%20II/README.md) #### 第 226 场周赛(2021-01-31 10:30, 90 分钟) 参赛人数 4034 - [1742. 盒子中小球的最大数量](/solution/1700-1799/1742.Maximum%20Number%20of%20Balls%20in%20a%20Box/README.md) - [1743. 从相邻元素对还原数组](/solution/1700-1799/1743.Restore%20the%20Array%20From%20Adjacent%20Pairs/README.md) - [1744. 你能在你最喜欢的那天吃到你最喜欢的糖果吗？](/solution/1700-1799/1744.Can%20You%20Eat%20Your%20Favorite%20Candy%20on%20Your%20Favorite%20Day/README.md) - [1745. 分割回文串 IV](/solution/1700-1799/1745.Palindrome%20Partitioning%20IV/README.md) #### 第 225 场周赛(2021-01-24 10:30, 90 分钟) 参赛人数 3853 - [1736. 替换隐藏数字得到的最晚时间](/solution/1700-1799/1736.Latest%20Time%20by%20Replacing%20Hidden%20Digits/README.md) - [1737. 满足三条件之一需改变的最少字符数](/solution/1700-1799/1737.Change%20Minimum%20Characters%20to%20Satisfy%20One%20of%20Three%20Conditions/README.md) - [1738. 找出第 K 大的异或坐标值](/solution/1700-1799/1738.Find%20Kth%20Largest%20XOR%20Coordinate%20Value/README.md) - [1739. 放置盒子](/solution/1700-1799/1739.Building%20Boxes/README.md) #### 第 44 场双周赛(2021-01-23 22:30, 90 分钟) 参赛人数 1826 - [1732. 找到最高海拔](/solution/1700-1799/1732.Find%20the%20Highest%20Altitude/README.md) - [1733. 需要教语言的最少人数](/solution/1700-1799/1733.Minimum%20Number%20of%20People%20to%20Teach/README.md) - [1734. 解码异或后的排列](/solution/1700-1799/1734.Decode%20XORed%20Permutation/README.md) - [1735. 生成乘积数组的方案数](/solution/1700-1799/1735.Count%20Ways%20to%20Make%20Array%20With%20Product/README.md) #### 第 224 场周赛(2021-01-17 10:30, 90 分钟) 参赛人数 3795 - [1725. 可以形成最大正方形的矩形数目](/solution/1700-1799/1725.Number%20Of%20Rectangles%20That%20Can%20Form%20The%20Largest%20Square/README.md) - [1726. 同积元组](/solution/1700-1799/1726.Tuple%20with%20Same%20Product/README.md) - [1727. 重新排列后的最大子矩阵](/solution/1700-1799/1727.Largest%20Submatrix%20With%20Rearrangements/README.md) - [1728. 猫和老鼠 II](/solution/1700-1799/1728.Cat%20and%20Mouse%20II/README.md) #### 第 223 场周赛(2021-01-10 10:30, 90 分钟) 参赛人数 3872 - [1720. 解码异或后的数组](/solution/1700-1799/1720.Decode%20XORed%20Array/README.md) - [1721. 交换链表中的节点](/solution/1700-1799/1721.Swapping%20Nodes%20in%20a%20Linked%20List/README.md) - [1722. 执行交换操作后的最小汉明距离](/solution/1700-1799/1722.Minimize%20Hamming%20Distance%20After%20Swap%20Operations/README.md) - [1723. 完成所有工作的最短时间](/solution/1700-1799/1723.Find%20Minimum%20Time%20to%20Finish%20All%20Jobs/README.md) #### 第 43 场双周赛(2021-01-09 22:30, 90 分钟) 参赛人数 1631 - [1716. 计算力扣银行的钱](/solution/1700-1799/1716.Calculate%20Money%20in%20Leetcode%20Bank/README.md) - [1717. 删除子字符串的最大得分](/solution/1700-1799/1717.Maximum%20Score%20From%20Removing%20Substrings/README.md) - [1718. 构建字典序最大的可行序列](/solution/1700-1799/1718.Construct%20the%20Lexicographically%20Largest%20Valid%20Sequence/README.md) - [1719. 重构一棵树的方案数](/solution/1700-1799/1719.Number%20Of%20Ways%20To%20Reconstruct%20A%20Tree/README.md) #### 第 222 场周赛(2021-01-03 10:30, 90 分钟) 参赛人数 3119 - [1710. 卡车上的最大单元数](/solution/1700-1799/1710.Maximum%20Units%20on%20a%20Truck/README.md) - [1711. 大餐计数](/solution/1700-1799/1711.Count%20Good%20Meals/README.md) - [1712. 将数组分成三个子数组的方案数](/solution/1700-1799/1712.Ways%20to%20Split%20Array%20Into%20Three%20Subarrays/README.md) - [1713. 得到子序列的最少操作次数](/solution/1700-1799/1713.Minimum%20Operations%20to%20Make%20a%20Subsequence/README.md) #### 第 221 场周赛(2020-12-27 10:30, 90 分钟) 参赛人数 3398 - [1704. 判断字符串的两半是否相似](/solution/1700-1799/1704.Determine%20if%20String%20Halves%20Are%20Alike/README.md) - [1705. 吃苹果的最大数目](/solution/1700-1799/1705.Maximum%20Number%20of%20Eaten%20Apples/README.md) - [1706. 球会落何处](/solution/1700-1799/1706.Where%20Will%20the%20Ball%20Fall/README.md) - [1707. 与数组中元素的最大异或值](/solution/1700-1799/1707.Maximum%20XOR%20With%20an%20Element%20From%20Array/README.md) #### 第 42 场双周赛(2020-12-26 22:30, 90 分钟) 参赛人数 1578 - [1700. 无法吃午餐的学生数量](/solution/1700-1799/1700.Number%20of%20Students%20Unable%20to%20Eat%20Lunch/README.md) - [1701. 平均等待时间](/solution/1700-1799/1701.Average%20Waiting%20Time/README.md) - [1702. 修改后的最大二进制字符串](/solution/1700-1799/1702.Maximum%20Binary%20String%20After%20Change/README.md) - [1703. 得到连续 K 个 1 的最少相邻交换次数](/solution/1700-1799/1703.Minimum%20Adjacent%20Swaps%20for%20K%20Consecutive%20Ones/README.md) #### 第 220 场周赛(2020-12-20 10:30, 90 分钟) 参赛人数 3691 - [1694. 重新格式化电话号码](/solution/1600-1699/1694.Reformat%20Phone%20Number/README.md) - [1695. 删除子数组的最大得分](/solution/1600-1699/1695.Maximum%20Erasure%20Value/README.md) - [1696. 跳跃游戏 VI](/solution/1600-1699/1696.Jump%20Game%20VI/README.md) - [1697. 检查边长度限制的路径是否存在](/solution/1600-1699/1697.Checking%20Existence%20of%20Edge%20Length%20Limited%20Paths/README.md) #### 第 219 场周赛(2020-12-13 10:30, 90 分钟) 参赛人数 3710 - [1688. 比赛中的配对次数](/solution/1600-1699/1688.Count%20of%20Matches%20in%20Tournament/README.md) - [1689. 十-二进制数的最少数目](/solution/1600-1699/1689.Partitioning%20Into%20Minimum%20Number%20Of%20Deci-Binary%20Numbers/README.md) - [1690. 石子游戏 VII](/solution/1600-1699/1690.Stone%20Game%20VII/README.md) - [1691. 堆叠长方体的最大高度](/solution/1600-1699/1691.Maximum%20Height%20by%20Stacking%20Cuboids/README.md) #### 第 41 场双周赛(2020-12-12 22:30, 90 分钟) 参赛人数 1660 - [1684. 统计一致字符串的数目](/solution/1600-1699/1684.Count%20the%20Number%20of%20Consistent%20Strings/README.md) - [1685. 有序数组中差绝对值之和](/solution/1600-1699/1685.Sum%20of%20Absolute%20Differences%20in%20a%20Sorted%20Array/README.md) - [1686. 石子游戏 VI](/solution/1600-1699/1686.Stone%20Game%20VI/README.md) - [1687. 从仓库到码头运输箱子](/solution/1600-1699/1687.Delivering%20Boxes%20from%20Storage%20to%20Ports/README.md) #### 第 218 场周赛(2020-12-06 10:30, 90 分钟) 参赛人数 3762 - [1678. 设计 Goal 解析器](/solution/1600-1699/1678.Goal%20Parser%20Interpretation/README.md) - [1679. K 和数对的最大数目](/solution/1600-1699/1679.Max%20Number%20of%20K-Sum%20Pairs/README.md) - [1680. 连接连续二进制数字](/solution/1600-1699/1680.Concatenation%20of%20Consecutive%20Binary%20Numbers/README.md) - [1681. 最小不兼容性](/solution/1600-1699/1681.Minimum%20Incompatibility/README.md) #### 第 217 场周赛(2020-11-29 10:30, 90 分钟) 参赛人数 3745 - [1672. 最富有客户的资产总量](/solution/1600-1699/1672.Richest%20Customer%20Wealth/README.md) - [1673. 找出最具竞争力的子序列](/solution/1600-1699/1673.Find%20the%20Most%20Competitive%20Subsequence/README.md) - [1674. 使数组互补的最少操作次数](/solution/1600-1699/1674.Minimum%20Moves%20to%20Make%20Array%20Complementary/README.md) - [1675. 数组的最小偏移量](/solution/1600-1699/1675.Minimize%20Deviation%20in%20Array/README.md) #### 第 40 场双周赛(2020-11-28 22:30, 90 分钟) 参赛人数 1891 - [1668. 最大重复子字符串](/solution/1600-1699/1668.Maximum%20Repeating%20Substring/README.md) - [1669. 合并两个链表](/solution/1600-1699/1669.Merge%20In%20Between%20Linked%20Lists/README.md) - [1670. 设计前中后队列](/solution/1600-1699/1670.Design%20Front%20Middle%20Back%20Queue/README.md) - [1671. 得到山形数组的最少删除次数](/solution/1600-1699/1671.Minimum%20Number%20of%20Removals%20to%20Make%20Mountain%20Array/README.md) #### 第 216 场周赛(2020-11-22 10:30, 90 分钟) 参赛人数 3857 - [1662. 检查两个字符串数组是否相等](/solution/1600-1699/1662.Check%20If%20Two%20String%20Arrays%20are%20Equivalent/README.md) - [1663. 具有给定数值的最小字符串](/solution/1600-1699/1663.Smallest%20String%20With%20A%20Given%20Numeric%20Value/README.md) - [1664. 生成平衡数组的方案数](/solution/1600-1699/1664.Ways%20to%20Make%20a%20Fair%20Array/README.md) - [1665. 完成所有任务的最少初始能量](/solution/1600-1699/1665.Minimum%20Initial%20Energy%20to%20Finish%20Tasks/README.md) #### 第 215 场周赛(2020-11-15 10:30, 90 分钟) 参赛人数 4429 - [1656. 设计有序流](/solution/1600-1699/1656.Design%20an%20Ordered%20Stream/README.md) - [1657. 确定两个字符串是否接近](/solution/1600-1699/1657.Determine%20if%20Two%20Strings%20Are%20Close/README.md) - [1658. 将 x 减到 0 的最小操作数](/solution/1600-1699/1658.Minimum%20Operations%20to%20Reduce%20X%20to%20Zero/README.md) - [1659. 最大化网格幸福感](/solution/1600-1699/1659.Maximize%20Grid%20Happiness/README.md) #### 第 39 场双周赛(2020-11-14 22:30, 90 分钟) 参赛人数 2069 - [1652. 拆炸弹](/solution/1600-1699/1652.Defuse%20the%20Bomb/README.md) - [1653. 使字符串平衡的最少删除次数](/solution/1600-1699/1653.Minimum%20Deletions%20to%20Make%20String%20Balanced/README.md) - [1654. 到家的最少跳跃次数](/solution/1600-1699/1654.Minimum%20Jumps%20to%20Reach%20Home/README.md) - [1655. 分配重复整数](/solution/1600-1699/1655.Distribute%20Repeating%20Integers/README.md) #### 第 214 场周赛(2020-11-08 10:30, 90 分钟) 参赛人数 3598 - [1646. 获取生成数组中的最大值](/solution/1600-1699/1646.Get%20Maximum%20in%20Generated%20Array/README.md) - [1647. 字符频次唯一的最小删除次数](/solution/1600-1699/1647.Minimum%20Deletions%20to%20Make%20Character%20Frequencies%20Unique/README.md) - [1648. 销售价值减少的颜色球](/solution/1600-1699/1648.Sell%20Diminishing-Valued%20Colored%20Balls/README.md) - [1649. 通过指令创建有序数组](/solution/1600-1699/1649.Create%20Sorted%20Array%20through%20Instructions/README.md) #### 第 213 场周赛(2020-11-01 10:30, 90 分钟) 参赛人数 3827 - [1640. 能否连接形成数组](/solution/1600-1699/1640.Check%20Array%20Formation%20Through%20Concatenation/README.md) - [1641. 统计字典序元音字符串的数目](/solution/1600-1699/1641.Count%20Sorted%20Vowel%20Strings/README.md) - [1642. 可以到达的最远建筑](/solution/1600-1699/1642.Furthest%20Building%20You%20Can%20Reach/README.md) - [1643. 第 K 条最小指令](/solution/1600-1699/1643.Kth%20Smallest%20Instructions/README.md) #### 第 38 场双周赛(2020-10-31 22:30, 90 分钟) 参赛人数 2004 - [1636. 按照频率将数组升序排序](/solution/1600-1699/1636.Sort%20Array%20by%20Increasing%20Frequency/README.md) - [1637. 两点之间不包含任何点的最宽垂直区域](/solution/1600-1699/1637.Widest%20Vertical%20Area%20Between%20Two%20Points%20Containing%20No%20Points/README.md) - [1638. 统计只差一个字符的子串数目](/solution/1600-1699/1638.Count%20Substrings%20That%20Differ%20by%20One%20Character/README.md) - [1639. 通过给定词典构造目标字符串的方案数](/solution/1600-1699/1639.Number%20of%20Ways%20to%20Form%20a%20Target%20String%20Given%20a%20Dictionary/README.md) #### 第 212 场周赛(2020-10-25 10:30, 90 分钟) 参赛人数 4227 - [1629. 按键持续时间最长的键](/solution/1600-1699/1629.Slowest%20Key/README.md) - [1630. 等差子数组](/solution/1600-1699/1630.Arithmetic%20Subarrays/README.md) - [1631. 最小体力消耗路径](/solution/1600-1699/1631.Path%20With%20Minimum%20Effort/README.md) - [1632. 矩阵转换后的秩](/solution/1600-1699/1632.Rank%20Transform%20of%20a%20Matrix/README.md) #### 第 211 场周赛(2020-10-18 10:30, 90 分钟) 参赛人数 4034 - [1624. 两个相同字符之间的最长子字符串](/solution/1600-1699/1624.Largest%20Substring%20Between%20Two%20Equal%20Characters/README.md) - [1625. 执行操作后字典序最小的字符串](/solution/1600-1699/1625.Lexicographically%20Smallest%20String%20After%20Applying%20Operations/README.md) - [1626. 无矛盾的最佳球队](/solution/1600-1699/1626.Best%20Team%20With%20No%20Conflicts/README.md) - [1627. 带阈值的图连通性](/solution/1600-1699/1627.Graph%20Connectivity%20With%20Threshold/README.md) #### 第 37 场双周赛(2020-10-17 22:30, 90 分钟) 参赛人数 2104 - [1619. 删除某些元素后的数组均值](/solution/1600-1699/1619.Mean%20of%20Array%20After%20Removing%20Some%20Elements/README.md) - [1620. 网络信号最好的坐标](/solution/1600-1699/1620.Coordinate%20With%20Maximum%20Network%20Quality/README.md) - [1621. 大小为 K 的不重叠线段的数目](/solution/1600-1699/1621.Number%20of%20Sets%20of%20K%20Non-Overlapping%20Line%20Segments/README.md) - [1622. 奇妙序列](/solution/1600-1699/1622.Fancy%20Sequence/README.md) #### 第 210 场周赛(2020-10-11 10:30, 90 分钟) 参赛人数 4007 - [1614. 括号的最大嵌套深度](/solution/1600-1699/1614.Maximum%20Nesting%20Depth%20of%20the%20Parentheses/README.md) - [1615. 最大网络秩](/solution/1600-1699/1615.Maximal%20Network%20Rank/README.md) - [1616. 分割两个字符串得到回文串](/solution/1600-1699/1616.Split%20Two%20Strings%20to%20Make%20Palindrome/README.md) - [1617. 统计子树中城市之间最大距离](/solution/1600-1699/1617.Count%20Subtrees%20With%20Max%20Distance%20Between%20Cities/README.md) #### 第 209 场周赛(2020-10-04 10:30, 90 分钟) 参赛人数 4023 - [1608. 特殊数组的特征值](/solution/1600-1699/1608.Special%20Array%20With%20X%20Elements%20Greater%20Than%20or%20Equal%20X/README.md) - [1609. 奇偶树](/solution/1600-1699/1609.Even%20Odd%20Tree/README.md) - [1610. 可见点的最大数目](/solution/1600-1699/1610.Maximum%20Number%20of%20Visible%20Points/README.md) - [1611. 使整数变为 0 的最少操作次数](/solution/1600-1699/1611.Minimum%20One%20Bit%20Operations%20to%20Make%20Integers%20Zero/README.md) #### 第 36 场双周赛(2020-10-03 22:30, 90 分钟) 参赛人数 2204 - [1603. 设计停车系统](/solution/1600-1699/1603.Design%20Parking%20System/README.md) - [1604. 警告一小时内使用相同员工卡大于等于三次的人](/solution/1600-1699/1604.Alert%20Using%20Same%20Key-Card%20Three%20or%20More%20Times%20in%20a%20One%20Hour%20Period/README.md) - [1605. 给定行和列的和求可行矩阵](/solution/1600-1699/1605.Find%20Valid%20Matrix%20Given%20Row%20and%20Column%20Sums/README.md) - [1606. 找到处理最多请求的服务器](/solution/1600-1699/1606.Find%20Servers%20That%20Handled%20Most%20Number%20of%20Requests/README.md) #### 第 208 场周赛(2020-09-27 10:30, 90 分钟) 参赛人数 3582 - [1598. 文件夹操作日志搜集器](/solution/1500-1599/1598.Crawler%20Log%20Folder/README.md) - [1599. 经营摩天轮的最大利润](/solution/1500-1599/1599.Maximum%20Profit%20of%20Operating%20a%20Centennial%20Wheel/README.md) - [1600. 王位继承顺序](/solution/1600-1699/1600.Throne%20Inheritance/README.md) - [1601. 最多可达成的换楼请求数目](/solution/1600-1699/1601.Maximum%20Number%20of%20Achievable%20Transfer%20Requests/README.md) #### 第 207 场周赛(2020-09-20 10:30, 90 分钟) 参赛人数 4116 - [1592. 重新排列单词间的空格](/solution/1500-1599/1592.Rearrange%20Spaces%20Between%20Words/README.md) - [1593. 拆分字符串使唯一子字符串的数目最大](/solution/1500-1599/1593.Split%20a%20String%20Into%20the%20Max%20Number%20of%20Unique%20Substrings/README.md) - [1594. 矩阵的最大非负积](/solution/1500-1599/1594.Maximum%20Non%20Negative%20Product%20in%20a%20Matrix/README.md) - [1595. 连通两组点的最小成本](/solution/1500-1599/1595.Minimum%20Cost%20to%20Connect%20Two%20Groups%20of%20Points/README.md) #### 第 35 场双周赛(2020-09-19 22:30, 90 分钟) 参赛人数 2839 - [1588. 所有奇数长度子数组的和](/solution/1500-1599/1588.Sum%20of%20All%20Odd%20Length%20Subarrays/README.md) - [1589. 所有排列中的最大和](/solution/1500-1599/1589.Maximum%20Sum%20Obtained%20of%20Any%20Permutation/README.md) - [1590. 使数组和能被 P 整除](/solution/1500-1599/1590.Make%20Sum%20Divisible%20by%20P/README.md) - [1591. 奇怪的打印机 II](/solution/1500-1599/1591.Strange%20Printer%20II/README.md) #### 第 206 场周赛(2020-09-13 10:30, 90 分钟) 参赛人数 4493 - [1582. 二进制矩阵中的特殊位置](/solution/1500-1599/1582.Special%20Positions%20in%20a%20Binary%20Matrix/README.md) - [1583. 统计不开心的朋友](/solution/1500-1599/1583.Count%20Unhappy%20Friends/README.md) - [1584. 连接所有点的最小费用](/solution/1500-1599/1584.Min%20Cost%20to%20Connect%20All%20Points/README.md) - [1585. 检查字符串是否可以通过排序子字符串得到另一个字符串](/solution/1500-1599/1585.Check%20If%20String%20Is%20Transformable%20With%20Substring%20Sort%20Operations/README.md) #### 第 205 场周赛(2020-09-06 10:30, 90 分钟) 参赛人数 4176 - [1576. 替换所有的问号](/solution/1500-1599/1576.Replace%20All%20%27s%20to%20Avoid%20Consecutive%20Repeating%20Characters/README.md) - [1577. 数的平方等于两数乘积的方法数](/solution/1500-1599/1577.Number%20of%20Ways%20Where%20Square%20of%20Number%20Is%20Equal%20to%20Product%20of%20Two%20Numbers/README.md) - [1578. 使绳子变成彩色的最短时间](/solution/1500-1599/1578.Minimum%20Time%20to%20Make%20Rope%20Colorful/README.md) - [1579. 保证图可完全遍历](/solution/1500-1599/1579.Remove%20Max%20Number%20of%20Edges%20to%20Keep%20Graph%20Fully%20Traversable/README.md) #### 第 34 场双周赛(2020-09-05 22:30, 90 分钟) 参赛人数 2842 - [1572. 矩阵对角线元素的和](/solution/1500-1599/1572.Matrix%20Diagonal%20Sum/README.md) - [1573. 分割字符串的方案数](/solution/1500-1599/1573.Number%20of%20Ways%20to%20Split%20a%20String/README.md) - [1574. 删除最短的子数组使剩余数组有序](/solution/1500-1599/1574.Shortest%20Subarray%20to%20be%20Removed%20to%20Make%20Array%20Sorted/README.md) - [1575. 统计所有可行路径](/solution/1500-1599/1575.Count%20All%20Possible%20Routes/README.md) #### 第 204 场周赛(2020-08-30 10:30, 90 分钟) 参赛人数 4487 - [1566. 重复至少 K 次且长度为 M 的模式](/solution/1500-1599/1566.Detect%20Pattern%20of%20Length%20M%20Repeated%20K%20or%20More%20Times/README.md) - [1567. 乘积为正数的最长子数组长度](/solution/1500-1599/1567.Maximum%20Length%20of%20Subarray%20With%20Positive%20Product/README.md) - [1568. 使陆地分离的最少天数](/solution/1500-1599/1568.Minimum%20Number%20of%20Days%20to%20Disconnect%20Island/README.md) - [1569. 将子数组重新排序得到同一个二叉搜索树的方案数](/solution/1500-1599/1569.Number%20of%20Ways%20to%20Reorder%20Array%20to%20Get%20Same%20BST/README.md) #### 第 203 场周赛(2020-08-23 10:30, 90 分钟) 参赛人数 5285 - [1560. 圆形赛道上经过次数最多的扇区](/solution/1500-1599/1560.Most%20Visited%20Sector%20in%20%20a%20Circular%20Track/README.md) - [1561. 你可以获得的最大硬币数目](/solution/1500-1599/1561.Maximum%20Number%20of%20Coins%20You%20Can%20Get/README.md) - [1562. 查找大小为 M 的最新分组](/solution/1500-1599/1562.Find%20Latest%20Group%20of%20Size%20M/README.md) - [1563. 石子游戏 V](/solution/1500-1599/1563.Stone%20Game%20V/README.md) #### 第 33 场双周赛(2020-08-22 22:30, 90 分钟) 参赛人数 3304 - [1556. 千位分隔数](/solution/1500-1599/1556.Thousand%20Separator/README.md) - [1557. 可以到达所有点的最少点数目](/solution/1500-1599/1557.Minimum%20Number%20of%20Vertices%20to%20Reach%20All%20Nodes/README.md) - [1558. 得到目标数组的最少函数调用次数](/solution/1500-1599/1558.Minimum%20Numbers%20of%20Function%20Calls%20to%20Make%20Target%20Array/README.md) - [1559. 二维网格图中探测环](/solution/1500-1599/1559.Detect%20Cycles%20in%202D%20Grid/README.md) #### 第 202 场周赛(2020-08-16 10:30, 90 分钟) 参赛人数 4990 - [1550. 存在连续三个奇数的数组](/solution/1500-1599/1550.Three%20Consecutive%20Odds/README.md) - [1551. 使数组中所有元素相等的最小操作数](/solution/1500-1599/1551.Minimum%20Operations%20to%20Make%20Array%20Equal/README.md) - [1552. 两球之间的磁力](/solution/1500-1599/1552.Magnetic%20Force%20Between%20Two%20Balls/README.md) - [1553. 吃掉 N 个橘子的最少天数](/solution/1500-1599/1553.Minimum%20Number%20of%20Days%20to%20Eat%20N%20Oranges/README.md) #### 第 201 场周赛(2020-08-09 10:30, 90 分钟) 参赛人数 5615 - [1544. 整理字符串](/solution/1500-1599/1544.Make%20The%20String%20Great/README.md) - [1545. 找出第 N 个二进制字符串中的第 K 位](/solution/1500-1599/1545.Find%20Kth%20Bit%20in%20Nth%20Binary%20String/README.md) - [1546. 和为目标值且不重叠的非空子数组的最大数目](/solution/1500-1599/1546.Maximum%20Number%20of%20Non-Overlapping%20Subarrays%20With%20Sum%20Equals%20Target/README.md) - [1547. 切棍子的最小成本](/solution/1500-1599/1547.Minimum%20Cost%20to%20Cut%20a%20Stick/README.md) #### 第 32 场双周赛(2020-08-08 22:30, 90 分钟) 参赛人数 2957 - [1539. 第 k 个缺失的正整数](/solution/1500-1599/1539.Kth%20Missing%20Positive%20Number/README.md) - [1540. K 次操作转变字符串](/solution/1500-1599/1540.Can%20Convert%20String%20in%20K%20Moves/README.md) - [1541. 平衡括号字符串的最少插入次数](/solution/1500-1599/1541.Minimum%20Insertions%20to%20Balance%20a%20Parentheses%20String/README.md) - [1542. 找出最长的超赞子字符串](/solution/1500-1599/1542.Find%20Longest%20Awesome%20Substring/README.md) #### 第 200 场周赛(2020-08-02 10:30, 90 分钟) 参赛人数 5476 - [1534. 统计好三元组](/solution/1500-1599/1534.Count%20Good%20Triplets/README.md) - [1535. 找出数组游戏的赢家](/solution/1500-1599/1535.Find%20the%20Winner%20of%20an%20Array%20Game/README.md) - [1536. 排布二进制网格的最少交换次数](/solution/1500-1599/1536.Minimum%20Swaps%20to%20Arrange%20a%20Binary%20Grid/README.md) - [1537. 最大得分](/solution/1500-1599/1537.Get%20the%20Maximum%20Score/README.md) #### 第 199 场周赛(2020-07-26 10:30, 90 分钟) 参赛人数 5232 - [1528. 重新排列字符串](/solution/1500-1599/1528.Shuffle%20String/README.md) - [1529. 最少的后缀翻转次数](/solution/1500-1599/1529.Minimum%20Suffix%20Flips/README.md) - [1530. 好叶子节点对的数量](/solution/1500-1599/1530.Number%20of%20Good%20Leaf%20Nodes%20Pairs/README.md) - [1531. 压缩字符串 II](/solution/1500-1599/1531.String%20Compression%20II/README.md) #### 第 31 场双周赛(2020-07-25 22:30, 90 分钟) 参赛人数 2767 - [1523. 在区间范围内统计奇数数目](/solution/1500-1599/1523.Count%20Odd%20Numbers%20in%20an%20Interval%20Range/README.md) - [1524. 和为奇数的子数组数目](/solution/1500-1599/1524.Number%20of%20Sub-arrays%20With%20Odd%20Sum/README.md) - [1525. 字符串的好分割数目](/solution/1500-1599/1525.Number%20of%20Good%20Ways%20to%20Split%20a%20String/README.md) - [1526. 形成目标数组的子数组最少增加次数](/solution/1500-1599/1526.Minimum%20Number%20of%20Increments%20on%20Subarrays%20to%20Form%20a%20Target%20Array/README.md) #### 第 198 场周赛(2020-07-19 10:30, 90 分钟) 参赛人数 5780 - [1518. 换水问题](/solution/1500-1599/1518.Water%20Bottles/README.md) - [1519. 子树中标签相同的节点数](/solution/1500-1599/1519.Number%20of%20Nodes%20in%20the%20Sub-Tree%20With%20the%20Same%20Label/README.md) - [1520. 最多的不重叠子字符串](/solution/1500-1599/1520.Maximum%20Number%20of%20Non-Overlapping%20Substrings/README.md) - [1521. 找到最接近目标值的函数值](/solution/1500-1599/1521.Find%20a%20Value%20of%20a%20Mysterious%20Function%20Closest%20to%20Target/README.md) #### 第 197 场周赛(2020-07-12 10:30, 90 分钟) 参赛人数 5275 - [1512. 好数对的数目](/solution/1500-1599/1512.Number%20of%20Good%20Pairs/README.md) - [1513. 仅含 1 的子串数](/solution/1500-1599/1513.Number%20of%20Substrings%20With%20Only%201s/README.md) - [1514. 概率最大的路径](/solution/1500-1599/1514.Path%20with%20Maximum%20Probability/README.md) - [1515. 服务中心的最佳位置](/solution/1500-1599/1515.Best%20Position%20for%20a%20Service%20Centre/README.md) #### 第 30 场双周赛(2020-07-11 22:30, 90 分钟) 参赛人数 2545 - [1507. 转变日期格式](/solution/1500-1599/1507.Reformat%20Date/README.md) - [1508. 子数组和排序后的区间和](/solution/1500-1599/1508.Range%20Sum%20of%20Sorted%20Subarray%20Sums/README.md) - [1509. 三次操作后最大值与最小值的最小差](/solution/1500-1599/1509.Minimum%20Difference%20Between%20Largest%20and%20Smallest%20Value%20in%20Three%20Moves/README.md) - [1510. 石子游戏 IV](/solution/1500-1599/1510.Stone%20Game%20IV/README.md) #### 第 196 场周赛(2020-07-05 10:30, 90 分钟) 参赛人数 5507 - [1502. 判断能否形成等差数列](/solution/1500-1599/1502.Can%20Make%20Arithmetic%20Progression%20From%20Sequence/README.md) - [1503. 所有蚂蚁掉下来前的最后一刻](/solution/1500-1599/1503.Last%20Moment%20Before%20All%20Ants%20Fall%20Out%20of%20a%20Plank/README.md) - [1504. 统计全 1 子矩形](/solution/1500-1599/1504.Count%20Submatrices%20With%20All%20Ones/README.md) - [1505. 最多 K 次交换相邻数位后得到的最小整数](/solution/1500-1599/1505.Minimum%20Possible%20Integer%20After%20at%20Most%20K%20Adjacent%20Swaps%20On%20Digits/README.md) #### 第 195 场周赛(2020-06-28 10:30, 90 分钟) 参赛人数 3401 - [1496. 判断路径是否相交](/solution/1400-1499/1496.Path%20Crossing/README.md) - [1497. 检查数组对是否可以被 k 整除](/solution/1400-1499/1497.Check%20If%20Array%20Pairs%20Are%20Divisible%20by%20k/README.md) - [1498. 满足条件的子序列数目](/solution/1400-1499/1498.Number%20of%20Subsequences%20That%20Satisfy%20the%20Given%20Sum%20Condition/README.md) - [1499. 满足不等式的最大值](/solution/1400-1499/1499.Max%20Value%20of%20Equation/README.md) #### 第 29 场双周赛(2020-06-27 22:30, 90 分钟) 参赛人数 2260 - [1491. 去掉最低工资和最高工资后的工资平均值](/solution/1400-1499/1491.Average%20Salary%20Excluding%20the%20Minimum%20and%20Maximum%20Salary/README.md) - [1492. n 的第 k 个因子](/solution/1400-1499/1492.The%20kth%20Factor%20of%20n/README.md) - [1493. 删掉一个元素以后全为 1 的最长子数组](/solution/1400-1499/1493.Longest%20Subarray%20of%201%27s%20After%20Deleting%20One%20Element/README.md) - [1494. 并行课程 II](/solution/1400-1499/1494.Parallel%20Courses%20II/README.md) #### 第 194 场周赛(2020-06-21 10:30, 90 分钟) 参赛人数 4378 - [1486. 数组异或操作](/solution/1400-1499/1486.XOR%20Operation%20in%20an%20Array/README.md) - [1487. 保证文件名唯一](/solution/1400-1499/1487.Making%20File%20Names%20Unique/README.md) - [1488. 避免洪水泛滥](/solution/1400-1499/1488.Avoid%20Flood%20in%20The%20City/README.md) - [1489. 找到最小生成树里的关键边和伪关键边](/solution/1400-1499/1489.Find%20Critical%20and%20Pseudo-Critical%20Edges%20in%20Minimum%20Spanning%20Tree/README.md) #### 第 193 场周赛(2020-06-14 10:30, 90 分钟) 参赛人数 3804 - [1480. 一维数组的动态和](/solution/1400-1499/1480.Running%20Sum%20of%201d%20Array/README.md) - [1481. 不同整数的最少数目](/solution/1400-1499/1481.Least%20Number%20of%20Unique%20Integers%20after%20K%20Removals/README.md) - [1482. 制作 m 束花所需的最少天数](/solution/1400-1499/1482.Minimum%20Number%20of%20Days%20to%20Make%20m%20Bouquets/README.md) - [1483. 树节点的第 K 个祖先](/solution/1400-1499/1483.Kth%20Ancestor%20of%20a%20Tree%20Node/README.md) #### 第 28 场双周赛(2020-06-13 22:30, 90 分钟) 参赛人数 2144 - [1475. 商品折扣后的最终价格](/solution/1400-1499/1475.Final%20Prices%20With%20a%20Special%20Discount%20in%20a%20Shop/README.md) - [1476. 子矩形查询](/solution/1400-1499/1476.Subrectangle%20Queries/README.md) - [1477. 找两个和为目标值且不重叠的子数组](/solution/1400-1499/1477.Find%20Two%20Non-overlapping%20Sub-arrays%20Each%20With%20Target%20Sum/README.md) - [1478. 安排邮筒](/solution/1400-1499/1478.Allocate%20Mailboxes/README.md) #### 第 192 场周赛(2020-06-07 10:30, 90 分钟) 参赛人数 3615 - [1470. 重新排列数组](/solution/1400-1499/1470.Shuffle%20the%20Array/README.md) - [1471. 数组中的 k 个最强值](/solution/1400-1499/1471.The%20k%20Strongest%20Values%20in%20an%20Array/README.md) - [1472. 设计浏览器历史记录](/solution/1400-1499/1472.Design%20Browser%20History/README.md) - [1473. 粉刷房子 III](/solution/1400-1499/1473.Paint%20House%20III/README.md) #### 第 191 场周赛(2020-05-31 10:30, 90 分钟) 参赛人数 3687 - [1464. 数组中两元素的最大乘积](/solution/1400-1499/1464.Maximum%20Product%20of%20Two%20Elements%20in%20an%20Array/README.md) - [1465. 切割后面积最大的蛋糕](/solution/1400-1499/1465.Maximum%20Area%20of%20a%20Piece%20of%20Cake%20After%20Horizontal%20and%20Vertical%20Cuts/README.md) - [1466. 重新规划路线](/solution/1400-1499/1466.Reorder%20Routes%20to%20Make%20All%20Paths%20Lead%20to%20the%20City%20Zero/README.md) - [1467. 两个盒子中球的颜色数相同的概率](/solution/1400-1499/1467.Probability%20of%20a%20Two%20Boxes%20Having%20The%20Same%20Number%20of%20Distinct%20Balls/README.md) #### 第 27 场双周赛(2020-05-30 22:30, 90 分钟) 参赛人数 1966 - [1460. 通过翻转子数组使两个数组相等](/solution/1400-1499/1460.Make%20Two%20Arrays%20Equal%20by%20Reversing%20Subarrays/README.md) - [1461. 检查一个字符串是否包含所有长度为 K 的二进制子串](/solution/1400-1499/1461.Check%20If%20a%20String%20Contains%20All%20Binary%20Codes%20of%20Size%20K/README.md) - [1462. 课程表 IV](/solution/1400-1499/1462.Course%20Schedule%20IV/README.md) - [1463. 摘樱桃 II](/solution/1400-1499/1463.Cherry%20Pickup%20II/README.md) #### 第 190 场周赛(2020-05-24 10:30, 90 分钟) 参赛人数 3352 - [1455. 检查单词是否为句中其他单词的前缀](/solution/1400-1499/1455.Check%20If%20a%20Word%20Occurs%20As%20a%20Prefix%20of%20Any%20Word%20in%20a%20Sentence/README.md) - [1456. 定长子串中元音的最大数目](/solution/1400-1499/1456.Maximum%20Number%20of%20Vowels%20in%20a%20Substring%20of%20Given%20Length/README.md) - [1457. 二叉树中的伪回文路径](/solution/1400-1499/1457.Pseudo-Palindromic%20Paths%20in%20a%20Binary%20Tree/README.md) - [1458. 两个子序列的最大点积](/solution/1400-1499/1458.Max%20Dot%20Product%20of%20Two%20Subsequences/README.md) #### 第 189 场周赛(2020-05-17 10:30, 90 分钟) 参赛人数 3692 - [1450. 在既定时间做作业的学生人数](/solution/1400-1499/1450.Number%20of%20Students%20Doing%20Homework%20at%20a%20Given%20Time/README.md) - [1451. 重新排列句子中的单词](/solution/1400-1499/1451.Rearrange%20Words%20in%20a%20Sentence/README.md) - [1452. 收藏清单](/solution/1400-1499/1452.People%20Whose%20List%20of%20Favorite%20Companies%20Is%20Not%20a%20Subset%20of%20Another%20List/README.md) - [1453. 圆形靶内的最大飞镖数量](/solution/1400-1499/1453.Maximum%20Number%20of%20Darts%20Inside%20of%20a%20Circular%20Dartboard/README.md) #### 第 26 场双周赛(2020-05-16 22:30, 90 分钟) 参赛人数 1971 - [1446. 连续字符](/solution/1400-1499/1446.Consecutive%20Characters/README.md) - [1447. 最简分数](/solution/1400-1499/1447.Simplified%20Fractions/README.md) - [1448. 统计二叉树中好节点的数目](/solution/1400-1499/1448.Count%20Good%20Nodes%20in%20Binary%20Tree/README.md) - [1449. 数位成本和为目标值的最大数字](/solution/1400-1499/1449.Form%20Largest%20Integer%20With%20Digits%20That%20Add%20up%20to%20Target/README.md) #### 第 188 场周赛(2020-05-10 10:30, 90 分钟) 参赛人数 3982 - [1441. 用栈操作构建数组](/solution/1400-1499/1441.Build%20an%20Array%20With%20Stack%20Operations/README.md) - [1442. 形成两个异或相等数组的三元组数目](/solution/1400-1499/1442.Count%20Triplets%20That%20Can%20Form%20Two%20Arrays%20of%20Equal%20XOR/README.md) - [1443. 收集树上所有苹果的最少时间](/solution/1400-1499/1443.Minimum%20Time%20to%20Collect%20All%20Apples%20in%20a%20Tree/README.md) - [1444. 切披萨的方案数](/solution/1400-1499/1444.Number%20of%20Ways%20of%20Cutting%20a%20Pizza/README.md) #### 第 187 场周赛(2020-05-03 10:30, 90 分钟) 参赛人数 3109 - [1436. 旅行终点站](/solution/1400-1499/1436.Destination%20City/README.md) - [1437. 是否所有 1 都至少相隔 k 个元素](/solution/1400-1499/1437.Check%20If%20All%201%27s%20Are%20at%20Least%20Length%20K%20Places%20Away/README.md) - [1438. 绝对差不超过限制的最长连续子数组](/solution/1400-1499/1438.Longest%20Continuous%20Subarray%20With%20Absolute%20Diff%20Less%20Than%20or%20Equal%20to%20Limit/README.md) - [1439. 有序矩阵中的第 k 个最小数组和](/solution/1400-1499/1439.Find%20the%20Kth%20Smallest%20Sum%20of%20a%20Matrix%20With%20Sorted%20Rows/README.md) #### 第 25 场双周赛(2020-05-02 22:30, 90 分钟) 参赛人数 1832 - [1431. 拥有最多糖果的孩子](/solution/1400-1499/1431.Kids%20With%20the%20Greatest%20Number%20of%20Candies/README.md) - [1432. 改变一个整数能得到的最大差值](/solution/1400-1499/1432.Max%20Difference%20You%20Can%20Get%20From%20Changing%20an%20Integer/README.md) - [1433. 检查一个字符串是否可以打破另一个字符串](/solution/1400-1499/1433.Check%20If%20a%20String%20Can%20Break%20Another%20String/README.md) - [1434. 每个人戴不同帽子的方案数](/solution/1400-1499/1434.Number%20of%20Ways%20to%20Wear%20Different%20Hats%20to%20Each%20Other/README.md) #### 第 186 场周赛(2020-04-26 10:30, 90 分钟) 参赛人数 3108 - [1422. 分割字符串的最大得分](/solution/1400-1499/1422.Maximum%20Score%20After%20Splitting%20a%20String/README.md) - [1423. 可获得的最大点数](/solution/1400-1499/1423.Maximum%20Points%20You%20Can%20Obtain%20from%20Cards/README.md) - [1424. 对角线遍历 II](/solution/1400-1499/1424.Diagonal%20Traverse%20II/README.md) - [1425. 带限制的子序列和](/solution/1400-1499/1425.Constrained%20Subsequence%20Sum/README.md) #### 第 185 场周赛(2020-04-19 10:30, 90 分钟) 参赛人数 5004 - [1417. 重新格式化字符串](/solution/1400-1499/1417.Reformat%20The%20String/README.md) - [1418. 点菜展示表](/solution/1400-1499/1418.Display%20Table%20of%20Food%20Orders%20in%20a%20Restaurant/README.md) - [1419. 数青蛙](/solution/1400-1499/1419.Minimum%20Number%20of%20Frogs%20Croaking/README.md) - [1420. 生成数组](/solution/1400-1499/1420.Build%20Array%20Where%20You%20Can%20Find%20The%20Maximum%20Exactly%20K%20Comparisons/README.md) #### 第 24 场双周赛(2020-04-18 22:30, 90 分钟) 参赛人数 1898 - [1413. 逐步求和得到正数的最小值](/solution/1400-1499/1413.Minimum%20Value%20to%20Get%20Positive%20Step%20by%20Step%20Sum/README.md) - [1414. 和为 K 的最少斐波那契数字数目](/solution/1400-1499/1414.Find%20the%20Minimum%20Number%20of%20Fibonacci%20Numbers%20Whose%20Sum%20Is%20K/README.md) - [1415. 长度为 n 的开心字符串中字典序第 k 小的字符串](/solution/1400-1499/1415.The%20k-th%20Lexicographical%20String%20of%20All%20Happy%20Strings%20of%20Length%20n/README.md) - [1416. 恢复数组](/solution/1400-1499/1416.Restore%20The%20Array/README.md) #### 第 184 场周赛(2020-04-12 10:30, 90 分钟) 参赛人数 3847 - [1408. 数组中的字符串匹配](/solution/1400-1499/1408.String%20Matching%20in%20an%20Array/README.md) - [1409. 查询带键的排列](/solution/1400-1499/1409.Queries%20on%20a%20Permutation%20With%20Key/README.md) - [1410. HTML 实体解析器](/solution/1400-1499/1410.HTML%20Entity%20Parser/README.md) - [1411. 给 N x 3 网格图涂色的方案数](/solution/1400-1499/1411.Number%20of%20Ways%20to%20Paint%20N%20%C3%97%203%20Grid/README.md) #### 第 183 场周赛(2020-04-05 10:30, 90 分钟) 参赛人数 3756 - [1403. 非递增顺序的最小子序列](/solution/1400-1499/1403.Minimum%20Subsequence%20in%20Non-Increasing%20Order/README.md) - [1404. 将二进制表示减到 1 的步骤数](/solution/1400-1499/1404.Number%20of%20Steps%20to%20Reduce%20a%20Number%20in%20Binary%20Representation%20to%20One/README.md) - [1405. 最长快乐字符串](/solution/1400-1499/1405.Longest%20Happy%20String/README.md) - [1406. 石子游戏 III](/solution/1400-1499/1406.Stone%20Game%20III/README.md) #### 第 23 场双周赛(2020-04-04 22:30, 90 分钟) 参赛人数 2045 - [1399. 统计最大组的数目](/solution/1300-1399/1399.Count%20Largest%20Group/README.md) - [1400. 构造 K 个回文字符串](/solution/1400-1499/1400.Construct%20K%20Palindrome%20Strings/README.md) - [1401. 圆和矩形是否有重叠](/solution/1400-1499/1401.Circle%20and%20Rectangle%20Overlapping/README.md) - [1402. 做菜顺序](/solution/1400-1499/1402.Reducing%20Dishes/README.md) #### 第 182 场周赛(2020-03-29 10:30, 90 分钟) 参赛人数 3911 - [1394. 找出数组中的幸运数](/solution/1300-1399/1394.Find%20Lucky%20Integer%20in%20an%20Array/README.md) - [1395. 统计作战单位数](/solution/1300-1399/1395.Count%20Number%20of%20Teams/README.md) - [1396. 设计地铁系统](/solution/1300-1399/1396.Design%20Underground%20System/README.md) - [1397. 找到所有好字符串](/solution/1300-1399/1397.Find%20All%20Good%20Strings/README.md) #### 第 181 场周赛(2020-03-22 10:30, 90 分钟) 参赛人数 4149 - [1389. 按既定顺序创建目标数组](/solution/1300-1399/1389.Create%20Target%20Array%20in%20the%20Given%20Order/README.md) - [1390. 四因数](/solution/1300-1399/1390.Four%20Divisors/README.md) - [1391. 检查网格中是否存在有效路径](/solution/1300-1399/1391.Check%20if%20There%20is%20a%20Valid%20Path%20in%20a%20Grid/README.md) - [1392. 最长快乐前缀](/solution/1300-1399/1392.Longest%20Happy%20Prefix/README.md) #### 第 22 场双周赛(2020-03-21 22:30, 90 分钟) 参赛人数 2042 - [1385. 两个数组间的距离值](/solution/1300-1399/1385.Find%20the%20Distance%20Value%20Between%20Two%20Arrays/README.md) - [1386. 安排电影院座位](/solution/1300-1399/1386.Cinema%20Seat%20Allocation/README.md) - [1387. 将整数按权重排序](/solution/1300-1399/1387.Sort%20Integers%20by%20The%20Power%20Value/README.md) - [1388. 3n 块披萨](/solution/1300-1399/1388.Pizza%20With%203n%20Slices/README.md) #### 第 180 场周赛(2020-03-15 10:30, 90 分钟) 参赛人数 3715 - [1380. 矩阵中的幸运数](/solution/1300-1399/1380.Lucky%20Numbers%20in%20a%20Matrix/README.md) - [1381. 设计一个支持增量操作的栈](/solution/1300-1399/1381.Design%20a%20Stack%20With%20Increment%20Operation/README.md) - [1382. 将二叉搜索树变平衡](/solution/1300-1399/1382.Balance%20a%20Binary%20Search%20Tree/README.md) - [1383. 最大的团队表现值](/solution/1300-1399/1383.Maximum%20Performance%20of%20a%20Team/README.md) #### 第 179 场周赛(2020-03-08 10:30, 90 分钟) 参赛人数 3606 - [1374. 生成每种字符都是奇数个的字符串](/solution/1300-1399/1374.Generate%20a%20String%20With%20Characters%20That%20Have%20Odd%20Counts/README.md) - [1375. 二进制字符串前缀一致的次数](/solution/1300-1399/1375.Number%20of%20Times%20Binary%20String%20Is%20Prefix-Aligned/README.md) - [1376. 通知所有员工所需的时间](/solution/1300-1399/1376.Time%20Needed%20to%20Inform%20All%20Employees/README.md) - [1377. T 秒后青蛙的位置](/solution/1300-1399/1377.Frog%20Position%20After%20T%20Seconds/README.md) #### 第 21 场双周赛(2020-03-07 22:30, 90 分钟) 参赛人数 1913 - [1370. 上升下降字符串](/solution/1300-1399/1370.Increasing%20Decreasing%20String/README.md) - [1371. 每个元音包含偶数次的最长子字符串](/solution/1300-1399/1371.Find%20the%20Longest%20Substring%20Containing%20Vowels%20in%20Even%20Counts/README.md) - [1372. 二叉树中的最长交错路径](/solution/1300-1399/1372.Longest%20ZigZag%20Path%20in%20a%20Binary%20Tree/README.md) - [1373. 二叉搜索子树的最大键值和](/solution/1300-1399/1373.Maximum%20Sum%20BST%20in%20Binary%20Tree/README.md) #### 第 178 场周赛(2020-03-01 10:30, 90 分钟) 参赛人数 3305 - [1365. 有多少小于当前数字的数字](/solution/1300-1399/1365.How%20Many%20Numbers%20Are%20Smaller%20Than%20the%20Current%20Number/README.md) - [1366. 通过投票对团队排名](/solution/1300-1399/1366.Rank%20Teams%20by%20Votes/README.md) - [1367. 二叉树中的链表](/solution/1300-1399/1367.Linked%20List%20in%20Binary%20Tree/README.md) - [1368. 使网格图至少有一条有效路径的最小代价](/solution/1300-1399/1368.Minimum%20Cost%20to%20Make%20at%20Least%20One%20Valid%20Path%20in%20a%20Grid/README.md) #### 第 177 场周赛(2020-02-23 10:30, 90 分钟) 参赛人数 2986 - [1360. 日期之间隔几天](/solution/1300-1399/1360.Number%20of%20Days%20Between%20Two%20Dates/README.md) - [1361. 验证二叉树](/solution/1300-1399/1361.Validate%20Binary%20Tree%20Nodes/README.md) - [1362. 最接近的因数](/solution/1300-1399/1362.Closest%20Divisors/README.md) - [1363. 形成三的最大倍数](/solution/1300-1399/1363.Largest%20Multiple%20of%20Three/README.md) #### 第 20 场双周赛(2020-02-22 22:30, 90 分钟) 参赛人数 1541 - [1356. 根据数字二进制下 1 的数目排序](/solution/1300-1399/1356.Sort%20Integers%20by%20The%20Number%20of%201%20Bits/README.md) - [1357. 每隔 n 个顾客打折](/solution/1300-1399/1357.Apply%20Discount%20Every%20n%20Orders/README.md) - [1358. 包含所有三种字符的子字符串数目](/solution/1300-1399/1358.Number%20of%20Substrings%20Containing%20All%20Three%20Characters/README.md) - [1359. 有效的快递序列数目](/solution/1300-1399/1359.Count%20All%20Valid%20Pickup%20and%20Delivery%20Options/README.md) #### 第 176 场周赛(2020-02-16 10:30, 90 分钟) 参赛人数 2410 - [1351. 统计有序矩阵中的负数](/solution/1300-1399/1351.Count%20Negative%20Numbers%20in%20a%20Sorted%20Matrix/README.md) - [1352. 最后 K 个数的乘积](/solution/1300-1399/1352.Product%20of%20the%20Last%20K%20Numbers/README.md) - [1353. 最多可以参加的会议数目](/solution/1300-1399/1353.Maximum%20Number%20of%20Events%20That%20Can%20Be%20Attended/README.md) - [1354. 多次求和构造目标数组](/solution/1300-1399/1354.Construct%20Target%20Array%20With%20Multiple%20Sums/README.md) #### 第 175 场周赛(2020-02-09 10:30, 90 分钟) 参赛人数 2048 - [1346. 检查整数及其两倍数是否存在](/solution/1300-1399/1346.Check%20If%20N%20and%20Its%20Double%20Exist/README.md) - [1347. 制造字母异位词的最小步骤数](/solution/1300-1399/1347.Minimum%20Number%20of%20Steps%20to%20Make%20Two%20Strings%20Anagram/README.md) - [1348. 推文计数](/solution/1300-1399/1348.Tweet%20Counts%20Per%20Frequency/README.md) - [1349. 参加考试的最大学生数](/solution/1300-1399/1349.Maximum%20Students%20Taking%20Exam/README.md) #### 第 19 场双周赛(2020-02-08 22:30, 90 分钟) 参赛人数 1120 - [1342. 将数字变成 0 的操作次数](/solution/1300-1399/1342.Number%20of%20Steps%20to%20Reduce%20a%20Number%20to%20Zero/README.md) - [1343. 大小为 K 且平均值大于等于阈值的子数组数目](/solution/1300-1399/1343.Number%20of%20Sub-arrays%20of%20Size%20K%20and%20Average%20Greater%20than%20or%20Equal%20to%20Threshold/README.md) - [1344. 时钟指针的夹角](/solution/1300-1399/1344.Angle%20Between%20Hands%20of%20a%20Clock/README.md) - [1345. 跳跃游戏 IV](/solution/1300-1399/1345.Jump%20Game%20IV/README.md) #### 第 174 场周赛(2020-02-02 10:30, 90 分钟) 参赛人数 1660 - [1337. 矩阵中战斗力最弱的 K 行](/solution/1300-1399/1337.The%20K%20Weakest%20Rows%20in%20a%20Matrix/README.md) - [1338. 数组大小减半](/solution/1300-1399/1338.Reduce%20Array%20Size%20to%20The%20Half/README.md) - [1339. 分裂二叉树的最大乘积](/solution/1300-1399/1339.Maximum%20Product%20of%20Splitted%20Binary%20Tree/README.md) - [1340. 跳跃游戏 V](/solution/1300-1399/1340.Jump%20Game%20V/README.md) #### 第 173 场周赛(2020-01-26 10:30, 90 分钟) 参赛人数 1072 - [1332. 删除回文子序列](/solution/1300-1399/1332.Remove%20Palindromic%20Subsequences/README.md) - [1333. 餐厅过滤器](/solution/1300-1399/1333.Filter%20Restaurants%20by%20Vegan-Friendly%2C%20Price%20and%20Distance/README.md) - [1334. 阈值距离内邻居最少的城市](/solution/1300-1399/1334.Find%20the%20City%20With%20the%20Smallest%20Number%20of%20Neighbors%20at%20a%20Threshold%20Distance/README.md) - [1335. 工作计划的最低难度](/solution/1300-1399/1335.Minimum%20Difficulty%20of%20a%20Job%20Schedule/README.md) #### 第 18 场双周赛(2020-01-25 22:30, 90 分钟) 参赛人数 587 - [1331. 数组序号转换](/solution/1300-1399/1331.Rank%20Transform%20of%20an%20Array/README.md) - [1328. 破坏回文串](/solution/1300-1399/1328.Break%20a%20Palindrome/README.md) - [1329. 将矩阵按对角线排序](/solution/1300-1399/1329.Sort%20the%20Matrix%20Diagonally/README.md) - [1330. 翻转子数组得到最大的数组值](/solution/1300-1399/1330.Reverse%20Subarray%20To%20Maximize%20Array%20Value/README.md) #### 第 172 场周赛(2020-01-19 10:30, 90 分钟) 参赛人数 1415 - [1323. 6 和 9 组成的最大数字](/solution/1300-1399/1323.Maximum%2069%20Number/README.md) - [1324. 竖直打印单词](/solution/1300-1399/1324.Print%20Words%20Vertically/README.md) - [1325. 删除给定值的叶子节点](/solution/1300-1399/1325.Delete%20Leaves%20With%20a%20Given%20Value/README.md) - [1326. 灌溉花园的最少水龙头数目](/solution/1300-1399/1326.Minimum%20Number%20of%20Taps%20to%20Open%20to%20Water%20a%20Garden/README.md) #### 第 171 场周赛(2020-01-12 10:30, 90 分钟) 参赛人数 1708 - [1317. 将整数转换为两个无零整数的和](/solution/1300-1399/1317.Convert%20Integer%20to%20the%20Sum%20of%20Two%20No-Zero%20Integers/README.md) - [1318. 或运算的最小翻转次数](/solution/1300-1399/1318.Minimum%20Flips%20to%20Make%20a%20OR%20b%20Equal%20to%20c/README.md) - [1319. 连通网络的操作次数](/solution/1300-1399/1319.Number%20of%20Operations%20to%20Make%20Network%20Connected/README.md) - [1320. 二指输入的的最小距离](/solution/1300-1399/1320.Minimum%20Distance%20to%20Type%20a%20Word%20Using%20Two%20Fingers/README.md) #### 第 17 场双周赛(2020-01-11 22:30, 90 分钟) 参赛人数 897 - [1313. 解压缩编码列表](/solution/1300-1399/1313.Decompress%20Run-Length%20Encoded%20List/README.md) - [1314. 矩阵区域和](/solution/1300-1399/1314.Matrix%20Block%20Sum/README.md) - [1315. 祖父节点值为偶数的节点和](/solution/1300-1399/1315.Sum%20of%20Nodes%20with%20Even-Valued%20Grandparent/README.md) - [1316. 不同的循环子字符串](/solution/1300-1399/1316.Distinct%20Echo%20Substrings/README.md) #### 第 170 场周赛(2020-01-05 10:30, 90 分钟) 参赛人数 1649 - [1309. 解码字母到整数映射](/solution/1300-1399/1309.Decrypt%20String%20from%20Alphabet%20to%20Integer%20Mapping/README.md) - [1310. 子数组异或查询](/solution/1300-1399/1310.XOR%20Queries%20of%20a%20Subarray/README.md) - [1311. 获取你好友已观看的视频](/solution/1300-1399/1311.Get%20Watched%20Videos%20by%20Your%20Friends/README.md) - [1312. 让字符串成为回文串的最少插入次数](/solution/1300-1399/1312.Minimum%20Insertion%20Steps%20to%20Make%20a%20String%20Palindrome/README.md) #### 第 169 场周赛(2019-12-29 10:30, 90 分钟) 参赛人数 1568 - [1304. 和为零的 N 个不同整数](/solution/1300-1399/1304.Find%20N%20Unique%20Integers%20Sum%20up%20to%20Zero/README.md) - [1305. 两棵二叉搜索树中的所有元素](/solution/1300-1399/1305.All%20Elements%20in%20Two%20Binary%20Search%20Trees/README.md) - [1306. 跳跃游戏 III](/solution/1300-1399/1306.Jump%20Game%20III/README.md) - [1307. 口算难题](/solution/1300-1399/1307.Verbal%20Arithmetic%20Puzzle/README.md) #### 第 16 场双周赛(2019-12-28 22:30, 90 分钟) 参赛人数 822 - [1299. 将每个元素替换为右侧最大元素](/solution/1200-1299/1299.Replace%20Elements%20with%20Greatest%20Element%20on%20Right%20Side/README.md) - [1300. 转变数组后最接近目标值的数组和](/solution/1300-1399/1300.Sum%20of%20Mutated%20Array%20Closest%20to%20Target/README.md) - [1302. 层数最深叶子节点的和](/solution/1300-1399/1302.Deepest%20Leaves%20Sum/README.md) - [1301. 最大得分的路径数目](/solution/1300-1399/1301.Number%20of%20Paths%20with%20Max%20Score/README.md) #### 第 168 场周赛(2019-12-22 10:30, 90 分钟) 参赛人数 1553 - [1295. 统计位数为偶数的数字](/solution/1200-1299/1295.Find%20Numbers%20with%20Even%20Number%20of%20Digits/README.md) - [1296. 划分数组为连续数字的集合](/solution/1200-1299/1296.Divide%20Array%20in%20Sets%20of%20K%20Consecutive%20Numbers/README.md) - [1297. 子串的最大出现次数](/solution/1200-1299/1297.Maximum%20Number%20of%20Occurrences%20of%20a%20Substring/README.md) - [1298. 你能从盒子里获得的最大糖果数](/solution/1200-1299/1298.Maximum%20Candies%20You%20Can%20Get%20from%20Boxes/README.md) #### 第 167 场周赛(2019-12-15 10:30, 90 分钟) 参赛人数 1537 - [1290. 二进制链表转整数](/solution/1200-1299/1290.Convert%20Binary%20Number%20in%20a%20Linked%20List%20to%20Integer/README.md) - [1291. 顺次数](/solution/1200-1299/1291.Sequential%20Digits/README.md) - [1292. 元素和小于等于阈值的正方形的最大边长](/solution/1200-1299/1292.Maximum%20Side%20Length%20of%20a%20Square%20with%20Sum%20Less%20than%20or%20Equal%20to%20Threshold/README.md) - [1293. 网格中的最短路径](/solution/1200-1299/1293.Shortest%20Path%20in%20a%20Grid%20with%20Obstacles%20Elimination/README.md) #### 第 15 场双周赛(2019-12-14 22:30, 90 分钟) 参赛人数 797 - [1287. 有序数组中出现次数超过25%的元素](/solution/1200-1299/1287.Element%20Appearing%20More%20Than%2025%25%20In%20Sorted%20Array/README.md) - [1288. 删除被覆盖区间](/solution/1200-1299/1288.Remove%20Covered%20Intervals/README.md) - [1286. 字母组合迭代器](/solution/1200-1299/1286.Iterator%20for%20Combination/README.md) - [1289. 下降路径最小和 II](/solution/1200-1299/1289.Minimum%20Falling%20Path%20Sum%20II/README.md) #### 第 166 场周赛(2019-12-08 10:30, 90 分钟) 参赛人数 1676 - [1281. 整数的各位积和之差](/solution/1200-1299/1281.Subtract%20the%20Product%20and%20Sum%20of%20Digits%20of%20an%20Integer/README.md) - [1282. 用户分组](/solution/1200-1299/1282.Group%20the%20People%20Given%20the%20Group%20Size%20They%20Belong%20To/README.md) - [1283. 使结果不超过阈值的最小除数](/solution/1200-1299/1283.Find%20the%20Smallest%20Divisor%20Given%20a%20Threshold/README.md) - [1284. 转化为全零矩阵的最少反转次数](/solution/1200-1299/1284.Minimum%20Number%20of%20Flips%20to%20Convert%20Binary%20Matrix%20to%20Zero%20Matrix/README.md) #### 第 165 场周赛(2019-12-01 10:30, 90 分钟) 参赛人数 1660 - [1275. 找出井字棋的获胜者](/solution/1200-1299/1275.Find%20Winner%20on%20a%20Tic%20Tac%20Toe%20Game/README.md) - [1276. 不浪费原料的汉堡制作方案](/solution/1200-1299/1276.Number%20of%20Burgers%20with%20No%20Waste%20of%20Ingredients/README.md) - [1277. 统计全为 1 的正方形子矩阵](/solution/1200-1299/1277.Count%20Square%20Submatrices%20with%20All%20Ones/README.md) - [1278. 分割回文串 III](/solution/1200-1299/1278.Palindrome%20Partitioning%20III/README.md) #### 第 14 场双周赛(2019-11-30 22:30, 90 分钟) 参赛人数 871 - [1271. 十六进制魔术数字](/solution/1200-1299/1271.Hexspeak/README.md) - [1272. 删除区间](/solution/1200-1299/1272.Remove%20Interval/README.md) - [1273. 删除树节点](/solution/1200-1299/1273.Delete%20Tree%20Nodes/README.md) - [1274. 矩形内船只的数目](/solution/1200-1299/1274.Number%20of%20Ships%20in%20a%20Rectangle/README.md) #### 第 164 场周赛(2019-11-24 10:30, 90 分钟) 参赛人数 1676 - [1266. 访问所有点的最小时间](/solution/1200-1299/1266.Minimum%20Time%20Visiting%20All%20Points/README.md) - [1267. 统计参与通信的服务器](/solution/1200-1299/1267.Count%20Servers%20that%20Communicate/README.md) - [1268. 搜索推荐系统](/solution/1200-1299/1268.Search%20Suggestions%20System/README.md) - [1269. 停在原地的方案数](/solution/1200-1299/1269.Number%20of%20Ways%20to%20Stay%20in%20the%20Same%20Place%20After%20Some%20Steps/README.md) #### 第 163 场周赛(2019-11-17 10:30, 90 分钟) 参赛人数 1605 - [1260. 二维网格迁移](/solution/1200-1299/1260.Shift%202D%20Grid/README.md) - [1261. 在受污染的二叉树中查找元素](/solution/1200-1299/1261.Find%20Elements%20in%20a%20Contaminated%20Binary%20Tree/README.md) - [1262. 可被三整除的最大和](/solution/1200-1299/1262.Greatest%20Sum%20Divisible%20by%20Three/README.md) - [1263. 推箱子](/solution/1200-1299/1263.Minimum%20Moves%20to%20Move%20a%20Box%20to%20Their%20Target%20Location/README.md) #### 第 13 场双周赛(2019-11-16 22:30, 90 分钟) 参赛人数 810 - [1256. 加密数字](/solution/1200-1299/1256.Encode%20Number/README.md) - [1257. 最小公共区域](/solution/1200-1299/1257.Smallest%20Common%20Region/README.md) - [1258. 近义词句子](/solution/1200-1299/1258.Synonymous%20Sentences/README.md) - [1259. 不相交的握手](/solution/1200-1299/1259.Handshakes%20That%20Don%27t%20Cross/README.md) #### 第 162 场周赛(2019-11-10 10:30, 90 分钟) 参赛人数 1569 - [1252. 奇数值单元格的数目](/solution/1200-1299/1252.Cells%20with%20Odd%20Values%20in%20a%20Matrix/README.md) - [1253. 重构 2 行二进制矩阵](/solution/1200-1299/1253.Reconstruct%20a%202-Row%20Binary%20Matrix/README.md) - [1254. 统计封闭岛屿的数目](/solution/1200-1299/1254.Number%20of%20Closed%20Islands/README.md) - [1255. 得分最高的单词集合](/solution/1200-1299/1255.Maximum%20Score%20Words%20Formed%20by%20Letters/README.md) #### 第 161 场周赛(2019-11-03 10:30, 90 分钟) 参赛人数 1610 - [1247. 交换字符使得字符串相同](/solution/1200-1299/1247.Minimum%20Swaps%20to%20Make%20Strings%20Equal/README.md) - [1248. 统计「优美子数组」](/solution/1200-1299/1248.Count%20Number%20of%20Nice%20Subarrays/README.md) - [1249. 移除无效的括号](/solution/1200-1299/1249.Minimum%20Remove%20to%20Make%20Valid%20Parentheses/README.md) - [1250. 检查「好数组」](/solution/1200-1299/1250.Check%20If%20It%20Is%20a%20Good%20Array/README.md) #### 第 12 场双周赛(2019-11-02 22:30, 90 分钟) 参赛人数 911 - [1244. 力扣排行榜](/solution/1200-1299/1244.Design%20A%20Leaderboard/README.md) - [1243. 数组变换](/solution/1200-1299/1243.Array%20Transformation/README.md) - [1245. 树的直径](/solution/1200-1299/1245.Tree%20Diameter/README.md) - [1246. 删除回文子数组](/solution/1200-1299/1246.Palindrome%20Removal/README.md) #### 第 160 场周赛(2019-10-27 10:30, 90 分钟) 参赛人数 1692 - [1237. 找出给定方程的正整数解](/solution/1200-1299/1237.Find%20Positive%20Integer%20Solution%20for%20a%20Given%20Equation/README.md) - [1238. 循环码排列](/solution/1200-1299/1238.Circular%20Permutation%20in%20Binary%20Representation/README.md) - [1239. 串联字符串的最大长度](/solution/1200-1299/1239.Maximum%20Length%20of%20a%20Concatenated%20String%20with%20Unique%20Characters/README.md) - [1240. 铺瓷砖](/solution/1200-1299/1240.Tiling%20a%20Rectangle%20with%20the%20Fewest%20Squares/README.md) #### 第 159 场周赛(2019-10-20 10:30, 90 分钟) 参赛人数 1634 - [1232. 缀点成线](/solution/1200-1299/1232.Check%20If%20It%20Is%20a%20Straight%20Line/README.md) - [1233. 删除子文件夹](/solution/1200-1299/1233.Remove%20Sub-Folders%20from%20the%20Filesystem/README.md) - [1234. 替换子串得到平衡字符串](/solution/1200-1299/1234.Replace%20the%20Substring%20for%20Balanced%20String/README.md) - [1235. 规划兼职工作](/solution/1200-1299/1235.Maximum%20Profit%20in%20Job%20Scheduling/README.md) #### 第 11 场双周赛(2019-10-19 22:30, 90 分钟) 参赛人数 913 - [1228. 等差数列中缺失的数字](/solution/1200-1299/1228.Missing%20Number%20In%20Arithmetic%20Progression/README.md) - [1229. 安排会议日程](/solution/1200-1299/1229.Meeting%20Scheduler/README.md) - [1230. 抛掷硬币](/solution/1200-1299/1230.Toss%20Strange%20Coins/README.md) - [1231. 分享巧克力](/solution/1200-1299/1231.Divide%20Chocolate/README.md) #### 第 158 场周赛(2019-10-13 10:30, 90 分钟) 参赛人数 1716 - [1221. 分割平衡字符串](/solution/1200-1299/1221.Split%20a%20String%20in%20Balanced%20Strings/README.md) - [1222. 可以攻击国王的皇后](/solution/1200-1299/1222.Queens%20That%20Can%20Attack%20the%20King/README.md) - [1223. 掷骰子模拟](/solution/1200-1299/1223.Dice%20Roll%20Simulation/README.md) - [1224. 最大相等频率](/solution/1200-1299/1224.Maximum%20Equal%20Frequency/README.md) #### 第 157 场周赛(2019-10-06 10:30, 90 分钟) 参赛人数 1217 - [1217. 玩筹码](/solution/1200-1299/1217.Minimum%20Cost%20to%20Move%20Chips%20to%20The%20Same%20Position/README.md) - [1218. 最长定差子序列](/solution/1200-1299/1218.Longest%20Arithmetic%20Subsequence%20of%20Given%20Difference/README.md) - [1219. 黄金矿工](/solution/1200-1299/1219.Path%20with%20Maximum%20Gold/README.md) - [1220. 统计元音字母序列的数目](/solution/1200-1299/1220.Count%20Vowels%20Permutation/README.md) #### 第 10 场双周赛(2019-10-05 22:30, 90 分钟) 参赛人数 738 - [1213. 三个有序数组的交集](/solution/1200-1299/1213.Intersection%20of%20Three%20Sorted%20Arrays/README.md) - [1214. 查找两棵二叉搜索树之和](/solution/1200-1299/1214.Two%20Sum%20BSTs/README.md) - [1215. 步进数](/solution/1200-1299/1215.Stepping%20Numbers/README.md) - [1216. 验证回文串 III](/solution/1200-1299/1216.Valid%20Palindrome%20III/README.md) #### 第 156 场周赛(2019-09-29 10:30, 90 分钟) 参赛人数 1433 - [1207. 独一无二的出现次数](/solution/1200-1299/1207.Unique%20Number%20of%20Occurrences/README.md) - [1208. 尽可能使字符串相等](/solution/1200-1299/1208.Get%20Equal%20Substrings%20Within%20Budget/README.md) - [1209. 删除字符串中的所有相邻重复项 II](/solution/1200-1299/1209.Remove%20All%20Adjacent%20Duplicates%20in%20String%20II/README.md) - [1210. 穿过迷宫的最少移动次数](/solution/1200-1299/1210.Minimum%20Moves%20to%20Reach%20Target%20with%20Rotations/README.md) #### 第 155 场周赛(2019-09-22 10:30, 90 分钟) 参赛人数 1603 - [1200. 最小绝对差](/solution/1200-1299/1200.Minimum%20Absolute%20Difference/README.md) - [1201. 丑数 III](/solution/1200-1299/1201.Ugly%20Number%20III/README.md) - [1202. 交换字符串中的元素](/solution/1200-1299/1202.Smallest%20String%20With%20Swaps/README.md) - [1203. 项目管理](/solution/1200-1299/1203.Sort%20Items%20by%20Groups%20Respecting%20Dependencies/README.md) #### 第 9 场双周赛(2019-09-21 22:30, 95 分钟) 参赛人数 929 - [1196. 最多可以买到的苹果数量](/solution/1100-1199/1196.How%20Many%20Apples%20Can%20You%20Put%20into%20the%20Basket/README.md) - [1197. 进击的骑士](/solution/1100-1199/1197.Minimum%20Knight%20Moves/README.md) - [1198. 找出所有行中最小公共元素](/solution/1100-1199/1198.Find%20Smallest%20Common%20Element%20in%20All%20Rows/README.md) - [1199. 建造街区的最短时间](/solution/1100-1199/1199.Minimum%20Time%20to%20Build%20Blocks/README.md) #### 第 154 场周赛(2019-09-15 10:30, 90 分钟) 参赛人数 1299 - [1189. “气球” 的最大数量](/solution/1100-1199/1189.Maximum%20Number%20of%20Balloons/README.md) - [1190. 反转每对括号间的子串](/solution/1100-1199/1190.Reverse%20Substrings%20Between%20Each%20Pair%20of%20Parentheses/README.md) - [1191. K 次串联后最大子数组之和](/solution/1100-1199/1191.K-Concatenation%20Maximum%20Sum/README.md) - [1192. 查找集群内的关键连接](/solution/1100-1199/1192.Critical%20Connections%20in%20a%20Network/README.md) #### 第 153 场周赛(2019-09-08 10:30, 90 分钟) 参赛人数 1434 - [1184. 公交站间的距离](/solution/1100-1199/1184.Distance%20Between%20Bus%20Stops/README.md) - [1185. 一周中的第几天](/solution/1100-1199/1185.Day%20of%20the%20Week/README.md) - [1186. 删除一次得到子数组最大和](/solution/1100-1199/1186.Maximum%20Subarray%20Sum%20with%20One%20Deletion/README.md) - [1187. 使数组严格递增](/solution/1100-1199/1187.Make%20Array%20Strictly%20Increasing/README.md) #### 第 8 场双周赛(2019-09-07 22:30, 90 分钟) 参赛人数 630 - [1180. 统计只含单一字母的子串](/solution/1100-1199/1180.Count%20Substrings%20with%20Only%20One%20Distinct%20Letter/README.md) - [1181. 前后拼接](/solution/1100-1199/1181.Before%20and%20After%20Puzzle/README.md) - [1182. 与目标颜色间的最短距离](/solution/1100-1199/1182.Shortest%20Distance%20to%20Target%20Color/README.md) - [1183. 矩阵中 1 的最大数量](/solution/1100-1199/1183.Maximum%20Number%20of%20Ones/README.md) #### 第 152 场周赛(2019-09-01 10:30, 90 分钟) 参赛人数 1367 - [1175. 质数排列](/solution/1100-1199/1175.Prime%20Arrangements/README.md) - [1176. 健身计划评估](/solution/1100-1199/1176.Diet%20Plan%20Performance/README.md) - [1177. 构建回文串检测](/solution/1100-1199/1177.Can%20Make%20Palindrome%20from%20Substring/README.md) - [1178. 猜字谜](/solution/1100-1199/1178.Number%20of%20Valid%20Words%20for%20Each%20Puzzle/README.md) #### 第 151 场周赛(2019-08-25 10:30, 90 分钟) 参赛人数 1341 - [1169. 查询无效交易](/solution/1100-1199/1169.Invalid%20Transactions/README.md) - [1170. 比较字符串最小字母出现频次](/solution/1100-1199/1170.Compare%20Strings%20by%20Frequency%20of%20the%20Smallest%20Character/README.md) - [1171. 从链表中删去总和值为零的连续节点](/solution/1100-1199/1171.Remove%20Zero%20Sum%20Consecutive%20Nodes%20from%20Linked%20List/README.md) - [1172. 餐盘栈](/solution/1100-1199/1172.Dinner%20Plate%20Stacks/README.md) #### 第 7 场双周赛(2019-08-24 22:30, 90 分钟) 参赛人数 561 - [1165. 单行键盘](/solution/1100-1199/1165.Single-Row%20Keyboard/README.md) - [1166. 设计文件系统](/solution/1100-1199/1166.Design%20File%20System/README.md) - [1167. 连接木棍的最低费用](/solution/1100-1199/1167.Minimum%20Cost%20to%20Connect%20Sticks/README.md) - [1168. 水资源分配优化](/solution/1100-1199/1168.Optimize%20Water%20Distribution%20in%20a%20Village/README.md) #### 第 150 场周赛(2019-08-18 10:30, 90 分钟) 参赛人数 1473 - [1160. 拼写单词](/solution/1100-1199/1160.Find%20Words%20That%20Can%20Be%20Formed%20by%20Characters/README.md) - [1161. 最大层内元素和](/solution/1100-1199/1161.Maximum%20Level%20Sum%20of%20a%20Binary%20Tree/README.md) - [1162. 地图分析](/solution/1100-1199/1162.As%20Far%20from%20Land%20as%20Possible/README.md) - [1163. 按字典序排在最后的子串](/solution/1100-1199/1163.Last%20Substring%20in%20Lexicographical%20Order/README.md) #### 第 149 场周赛(2019-08-11 10:30, 90 分钟) 参赛人数 1351 - [1154. 一年中的第几天](/solution/1100-1199/1154.Day%20of%20the%20Year/README.md) - [1155. 掷骰子等于目标和的方法数](/solution/1100-1199/1155.Number%20of%20Dice%20Rolls%20With%20Target%20Sum/README.md) - [1156. 单字符重复子串的最大长度](/solution/1100-1199/1156.Swap%20For%20Longest%20Repeated%20Character%20Substring/README.md) - [1157. 子数组中占绝大多数的元素](/solution/1100-1199/1157.Online%20Majority%20Element%20In%20Subarray/README.md) #### 第 6 场双周赛(2019-08-10 22:30, 90 分钟) 参赛人数 513 - [1150. 检查一个数是否在数组中占绝大多数](/solution/1100-1199/1150.Check%20If%20a%20Number%20Is%20Majority%20Element%20in%20a%20Sorted%20Array/README.md) - [1151. 最少交换次数来组合所有的 1](/solution/1100-1199/1151.Minimum%20Swaps%20to%20Group%20All%201%27s%20Together/README.md) - [1152. 用户网站访问行为分析](/solution/1100-1199/1152.Analyze%20User%20Website%20Visit%20Pattern/README.md) - [1153. 字符串转化](/solution/1100-1199/1153.String%20Transforms%20Into%20Another%20String/README.md) #### 第 148 场周赛(2019-08-04 10:30, 90 分钟) 参赛人数 1251 - [1144. 递减元素使数组呈锯齿状](/solution/1100-1199/1144.Decrease%20Elements%20To%20Make%20Array%20Zigzag/README.md) - [1145. 二叉树着色游戏](/solution/1100-1199/1145.Binary%20Tree%20Coloring%20Game/README.md) - [1146. 快照数组](/solution/1100-1199/1146.Snapshot%20Array/README.md) - [1147. 段式回文](/solution/1100-1199/1147.Longest%20Chunked%20Palindrome%20Decomposition/README.md) #### 第 147 场周赛(2019-07-28 10:30, 90 分钟) 参赛人数 1132 - [1137. 第 N 个泰波那契数](/solution/1100-1199/1137.N-th%20Tribonacci%20Number/README.md) - [1138. 字母板上的路径](/solution/1100-1199/1138.Alphabet%20Board%20Path/README.md) - [1139. 最大的以 1 为边界的正方形](/solution/1100-1199/1139.Largest%201-Bordered%20Square/README.md) - [1140. 石子游戏 II](/solution/1100-1199/1140.Stone%20Game%20II/README.md) #### 第 5 场双周赛(2019-07-27 22:30, 90 分钟) 参赛人数 495 - [1133. 最大唯一数](/solution/1100-1199/1133.Largest%20Unique%20Number/README.md) - [1134. 阿姆斯特朗数](/solution/1100-1199/1134.Armstrong%20Number/README.md) - [1135. 最低成本连通所有城市](/solution/1100-1199/1135.Connecting%20Cities%20With%20Minimum%20Cost/README.md) - [1136. 并行课程](/solution/1100-1199/1136.Parallel%20Courses/README.md) #### 第 146 场周赛(2019-07-21 10:30, 90 分钟) 参赛人数 1189 - [1128. 等价多米诺骨牌对的数量](/solution/1100-1199/1128.Number%20of%20Equivalent%20Domino%20Pairs/README.md) - [1129. 颜色交替的最短路径](/solution/1100-1199/1129.Shortest%20Path%20with%20Alternating%20Colors/README.md) - [1130. 叶值的最小代价生成树](/solution/1100-1199/1130.Minimum%20Cost%20Tree%20From%20Leaf%20Values/README.md) - [1131. 绝对值表达式的最大值](/solution/1100-1199/1131.Maximum%20of%20Absolute%20Value%20Expression/README.md) #### 第 145 场周赛(2019-07-14 10:30, 90 分钟) 参赛人数 1114 - [1122. 数组的相对排序](/solution/1100-1199/1122.Relative%20Sort%20Array/README.md) - [1123. 最深叶节点的最近公共祖先](/solution/1100-1199/1123.Lowest%20Common%20Ancestor%20of%20Deepest%20Leaves/README.md) - [1124. 表现良好的最长时间段](/solution/1100-1199/1124.Longest%20Well-Performing%20Interval/README.md) - [1125. 最小的必要团队](/solution/1100-1199/1125.Smallest%20Sufficient%20Team/README.md) #### 第 4 场双周赛(2019-07-13 22:30, 90 分钟) 参赛人数 438 - [1118. 一月有多少天](/solution/1100-1199/1118.Number%20of%20Days%20in%20a%20Month/README.md) - [1119. 删去字符串中的元音](/solution/1100-1199/1119.Remove%20Vowels%20from%20a%20String/README.md) - [1120. 子树的最大平均值](/solution/1100-1199/1120.Maximum%20Average%20Subtree/README.md) - [1121. 将数组分成几个递增序列](/solution/1100-1199/1121.Divide%20Array%20Into%20Increasing%20Sequences/README.md) #### 第 144 场周赛(2019-07-07 10:30, 90 分钟) 参赛人数 777 - [1108. IP 地址无效化](/solution/1100-1199/1108.Defanging%20an%20IP%20Address/README.md) - [1109. 航班预订统计](/solution/1100-1199/1109.Corporate%20Flight%20Bookings/README.md) - [1110. 删点成林](/solution/1100-1199/1110.Delete%20Nodes%20And%20Return%20Forest/README.md) - [1111. 有效括号的嵌套深度](/solution/1100-1199/1111.Maximum%20Nesting%20Depth%20of%20Two%20Valid%20Parentheses%20Strings/README.md) #### 第 143 场周赛(2019-06-30 10:30, 90 分钟) 参赛人数 803 - [1103. 分糖果 II](/solution/1100-1199/1103.Distribute%20Candies%20to%20People/README.md) - [1104. 二叉树寻路](/solution/1100-1199/1104.Path%20In%20Zigzag%20Labelled%20Binary%20Tree/README.md) - [1105. 填充书架](/solution/1100-1199/1105.Filling%20Bookcase%20Shelves/README.md) - [1106. 解析布尔表达式](/solution/1100-1199/1106.Parsing%20A%20Boolean%20Expression/README.md) #### 第 3 场双周赛(2019-06-29 22:30, 90 分钟) 参赛人数 312 - [1099. 小于 K 的两数之和](/solution/1000-1099/1099.Two%20Sum%20Less%20Than%20K/README.md) - [1100. 长度为 K 的无重复字符子串](/solution/1100-1199/1100.Find%20K-Length%20Substrings%20With%20No%20Repeated%20Characters/README.md) - [1101. 彼此熟识的最早时间](/solution/1100-1199/1101.The%20Earliest%20Moment%20When%20Everyone%20Become%20Friends/README.md) - [1102. 得分最高的路径](/solution/1100-1199/1102.Path%20With%20Maximum%20Minimum%20Value/README.md) #### 第 142 场周赛(2019-06-23 10:30, 90 分钟) 参赛人数 801 - [1093. 大样本统计](/solution/1000-1099/1093.Statistics%20from%20a%20Large%20Sample/README.md) - [1094. 拼车](/solution/1000-1099/1094.Car%20Pooling/README.md) - [1095. 山脉数组中查找目标值](/solution/1000-1099/1095.Find%20in%20Mountain%20Array/README.md) - [1096. 花括号展开 II](/solution/1000-1099/1096.Brace%20Expansion%20II/README.md) #### 第 141 场周赛(2019-06-16 10:30, 90 分钟) 参赛人数 763 - [1089. 复写零](/solution/1000-1099/1089.Duplicate%20Zeros/README.md) - [1090. 受标签影响的最大值](/solution/1000-1099/1090.Largest%20Values%20From%20Labels/README.md) - [1091. 二进制矩阵中的最短路径](/solution/1000-1099/1091.Shortest%20Path%20in%20Binary%20Matrix/README.md) - [1092. 最短公共超序列](/solution/1000-1099/1092.Shortest%20Common%20Supersequence/README.md) #### 第 2 场双周赛(2019-06-15 22:30, 90 分钟) 参赛人数 256 - [1085. 最小元素各数位之和](/solution/1000-1099/1085.Sum%20of%20Digits%20in%20the%20Minimum%20Number/README.md) - [1086. 前五科的均分](/solution/1000-1099/1086.High%20Five/README.md) - [1087. 花括号展开](/solution/1000-1099/1087.Brace%20Expansion/README.md) - [1088. 易混淆数 II](/solution/1000-1099/1088.Confusing%20Number%20II/README.md) #### 第 140 场周赛(2019-06-09 10:30, 90 分钟) 参赛人数 660 - [1078. Bigram 分词](/solution/1000-1099/1078.Occurrences%20After%20Bigram/README.md) - [1079. 活字印刷](/solution/1000-1099/1079.Letter%20Tile%20Possibilities/README.md) - [1080. 根到叶路径上的不足节点](/solution/1000-1099/1080.Insufficient%20Nodes%20in%20Root%20to%20Leaf%20Paths/README.md) - [1081. 不同字符的最小子序列](/solution/1000-1099/1081.Smallest%20Subsequence%20of%20Distinct%20Characters/README.md) #### 第 139 场周赛(2019-06-02 10:30, 90 分钟) 参赛人数 785 - [1071. 字符串的最大公因子](/solution/1000-1099/1071.Greatest%20Common%20Divisor%20of%20Strings/README.md) - [1072. 按列翻转得到最大值等行数](/solution/1000-1099/1072.Flip%20Columns%20For%20Maximum%20Number%20of%20Equal%20Rows/README.md) - [1073. 负二进制数相加](/solution/1000-1099/1073.Adding%20Two%20Negabinary%20Numbers/README.md) - [1074. 元素和为目标值的子矩阵数量](/solution/1000-1099/1074.Number%20of%20Submatrices%20That%20Sum%20to%20Target/README.md) #### 第 1 场双周赛(2019-06-01 22:30, 120 分钟) 参赛人数 197 - [1064. 不动点](/solution/1000-1099/1064.Fixed%20Point/README.md) - [1065. 字符串的索引对](/solution/1000-1099/1065.Index%20Pairs%20of%20a%20String/README.md) - [1066. 校园自行车分配 II](/solution/1000-1099/1066.Campus%20Bikes%20II/README.md) - [1067. 范围内的数字计数](/solution/1000-1099/1067.Digit%20Count%20in%20Range/README.md) #### 第 138 场周赛(2019-05-26 10:30, 90 分钟) 参赛人数 752 - [1051. 高度检查器](/solution/1000-1099/1051.Height%20Checker/README.md) - [1052. 爱生气的书店老板](/solution/1000-1099/1052.Grumpy%20Bookstore%20Owner/README.md) - [1053. 交换一次的先前排列](/solution/1000-1099/1053.Previous%20Permutation%20With%20One%20Swap/README.md) - [1054. 距离相等的条形码](/solution/1000-1099/1054.Distant%20Barcodes/README.md) #### 第 137 场周赛(2019-05-19 10:30, 90 分钟) 参赛人数 766 - [1046. 最后一块石头的重量](/solution/1000-1099/1046.Last%20Stone%20Weight/README.md) - [1047. 删除字符串中的所有相邻重复项](/solution/1000-1099/1047.Remove%20All%20Adjacent%20Duplicates%20In%20String/README.md) - [1048. 最长字符串链](/solution/1000-1099/1048.Longest%20String%20Chain/README.md) - [1049. 最后一块石头的重量 II](/solution/1000-1099/1049.Last%20Stone%20Weight%20II/README.md) #### 第 136 场周赛(2019-05-12 10:30, 90 分钟) 参赛人数 790 - [1041. 困于环中的机器人](/solution/1000-1099/1041.Robot%20Bounded%20In%20Circle/README.md) - [1042. 不邻接植花](/solution/1000-1099/1042.Flower%20Planting%20With%20No%20Adjacent/README.md) - [1043. 分隔数组以得到最大和](/solution/1000-1099/1043.Partition%20Array%20for%20Maximum%20Sum/README.md) - [1044. 最长重复子串](/solution/1000-1099/1044.Longest%20Duplicate%20Substring/README.md) #### 第 135 场周赛(2019-05-05 10:30, 90 分钟) 参赛人数 549 - [1037. 有效的回旋镖](/solution/1000-1099/1037.Valid%20Boomerang/README.md) - [1038. 从二叉搜索树到更大和树](/solution/1000-1099/1038.Binary%20Search%20Tree%20to%20Greater%20Sum%20Tree/README.md) - [1039. 多边形三角剖分的最低得分](/solution/1000-1099/1039.Minimum%20Score%20Triangulation%20of%20Polygon/README.md) - [1040. 移动石子直到连续 II](/solution/1000-1099/1040.Moving%20Stones%20Until%20Consecutive%20II/README.md) #### 第 134 场周赛(2019-04-28 10:30, 90 分钟) 参赛人数 728 - [1033. 移动石子直到连续](/solution/1000-1099/1033.Moving%20Stones%20Until%20Consecutive/README.md) - [1034. 边界着色](/solution/1000-1099/1034.Coloring%20A%20Border/README.md) - [1035. 不相交的线](/solution/1000-1099/1035.Uncrossed%20Lines/README.md) - [1036. 逃离大迷宫](/solution/1000-1099/1036.Escape%20a%20Large%20Maze/README.md) #### 第 133 场周赛(2019-04-21 10:30, 90 分钟) 参赛人数 999 - [1029. 两地调度](/solution/1000-1099/1029.Two%20City%20Scheduling/README.md) - [1030. 距离顺序排列矩阵单元格](/solution/1000-1099/1030.Matrix%20Cells%20in%20Distance%20Order/README.md) - [1031. 两个非重叠子数组的最大和](/solution/1000-1099/1031.Maximum%20Sum%20of%20Two%20Non-Overlapping%20Subarrays/README.md) - [1032. 字符流](/solution/1000-1099/1032.Stream%20of%20Characters/README.md) #### 第 132 场周赛(2019-04-14 10:30, 90 分钟) 参赛人数 1050 - [1025. 除数博弈](/solution/1000-1099/1025.Divisor%20Game/README.md) - [1026. 节点与其祖先之间的最大差值](/solution/1000-1099/1026.Maximum%20Difference%20Between%20Node%20and%20Ancestor/README.md) - [1027. 最长等差数列](/solution/1000-1099/1027.Longest%20Arithmetic%20Subsequence/README.md) - [1028. 从先序遍历还原二叉树](/solution/1000-1099/1028.Recover%20a%20Tree%20From%20Preorder%20Traversal/README.md) #### 第 131 场周赛(2019-04-07 10:30, 90 分钟) 参赛人数 918 - [1021. 删除最外层的括号](/solution/1000-1099/1021.Remove%20Outermost%20Parentheses/README.md) - [1022. 从根到叶的二进制数之和](/solution/1000-1099/1022.Sum%20of%20Root%20To%20Leaf%20Binary%20Numbers/README.md) - [1023. 驼峰式匹配](/solution/1000-1099/1023.Camelcase%20Matching/README.md) - [1024. 视频拼接](/solution/1000-1099/1024.Video%20Stitching/README.md) #### 第 130 场周赛(2019-03-31 10:30, 90 分钟) 参赛人数 1294 - [1018. 可被 5 整除的二进制前缀](/solution/1000-1099/1018.Binary%20Prefix%20Divisible%20By%205/README.md) - [1017. 负二进制转换](/solution/1000-1099/1017.Convert%20to%20Base%20-2/README.md) - [1019. 链表中的下一个更大节点](/solution/1000-1099/1019.Next%20Greater%20Node%20In%20Linked%20List/README.md) - [1020. 飞地的数量](/solution/1000-1099/1020.Number%20of%20Enclaves/README.md) #### 第 129 场周赛(2019-03-24 09:30, 90 分钟) 参赛人数 759 - [1013. 将数组分成和相等的三个部分](/solution/1000-1099/1013.Partition%20Array%20Into%20Three%20Parts%20With%20Equal%20Sum/README.md) - [1015. 可被 K 整除的最小整数](/solution/1000-1099/1015.Smallest%20Integer%20Divisible%20by%20K/README.md) - [1014. 最佳观光组合](/solution/1000-1099/1014.Best%20Sightseeing%20Pair/README.md) - [1016. 子串能表示从 1 到 N 数字的二进制串](/solution/1000-1099/1016.Binary%20String%20With%20Substrings%20Representing%201%20To%20N/README.md) #### 第 128 场周赛(2019-03-17 10:30, 90 分钟) 参赛人数 1251 - [1009. 十进制整数的反码](/solution/1000-1099/1009.Complement%20of%20Base%2010%20Integer/README.md) - [1010. 总持续时间可被 60 整除的歌曲](/solution/1000-1099/1010.Pairs%20of%20Songs%20With%20Total%20Durations%20Divisible%20by%2060/README.md) - [1011. 在 D 天内送达包裹的能力](/solution/1000-1099/1011.Capacity%20To%20Ship%20Packages%20Within%20D%20Days/README.md) - [1012. 至少有 1 位重复的数字](/solution/1000-1099/1012.Numbers%20With%20Repeated%20Digits/README.md) #### 第 127 场周赛(2019-03-10 10:30, 90 分钟) 参赛人数 664 - [1005. K 次取反后最大化的数组和](/solution/1000-1099/1005.Maximize%20Sum%20Of%20Array%20After%20K%20Negations/README.md) - [1006. 笨阶乘](/solution/1000-1099/1006.Clumsy%20Factorial/README.md) - [1007. 行相等的最少多米诺旋转](/solution/1000-1099/1007.Minimum%20Domino%20Rotations%20For%20Equal%20Row/README.md) - [1008. 前序遍历构造二叉搜索树](/solution/1000-1099/1008.Construct%20Binary%20Search%20Tree%20from%20Preorder%20Traversal/README.md) #### 第 126 场周赛(2019-03-03 10:30, 90 分钟) 参赛人数 591 - [1002. 查找共用字符](/solution/1000-1099/1002.Find%20Common%20Characters/README.md) - [1003. 检查替换后的词是否有效](/solution/1000-1099/1003.Check%20If%20Word%20Is%20Valid%20After%20Substitutions/README.md) - [1004. 最大连续1的个数 III](/solution/1000-1099/1004.Max%20Consecutive%20Ones%20III/README.md) - [1000. 合并石头的最低成本](/solution/1000-1099/1000.Minimum%20Cost%20to%20Merge%20Stones/README.md) #### 第 125 场周赛(2019-02-24 10:30, 90 分钟) 参赛人数 469 - [0997. 找到小镇的法官](/solution/0900-0999/0997.Find%20the%20Town%20Judge/README.md) - [0999. 可以被一步捕获的棋子数](/solution/0900-0999/0999.Available%20Captures%20for%20Rook/README.md) - [0998. 最大二叉树 II](/solution/0900-0999/0998.Maximum%20Binary%20Tree%20II/README.md) - [1001. 网格照明](/solution/1000-1099/1001.Grid%20Illumination/README.md) #### 第 124 场周赛(2019-02-17 10:30, 90 分钟) 参赛人数 417 - [0993. 二叉树的堂兄弟节点](/solution/0900-0999/0993.Cousins%20in%20Binary%20Tree/README.md) - [0994. 腐烂的橘子](/solution/0900-0999/0994.Rotting%20Oranges/README.md) - [0995. K 连续位的最小翻转次数](/solution/0900-0999/0995.Minimum%20Number%20of%20K%20Consecutive%20Bit%20Flips/README.md) - [0996. 平方数组的数目](/solution/0900-0999/0996.Number%20of%20Squareful%20Arrays/README.md) #### 第 123 场周赛(2019-02-10 10:30, 90 分钟) 参赛人数 247 - [0989. 数组形式的整数加法](/solution/0900-0999/0989.Add%20to%20Array-Form%20of%20Integer/README.md) - [0990. 等式方程的可满足性](/solution/0900-0999/0990.Satisfiability%20of%20Equality%20Equations/README.md) - [0991. 坏了的计算器](/solution/0900-0999/0991.Broken%20Calculator/README.md) - [0992. K 个不同整数的子数组](/solution/0900-0999/0992.Subarrays%20with%20K%20Different%20Integers/README.md) #### 第 122 场周赛(2019-02-03 10:30, 90 分钟) 参赛人数 280 - [0985. 查询后的偶数和](/solution/0900-0999/0985.Sum%20of%20Even%20Numbers%20After%20Queries/README.md) - [0988. 从叶结点开始的最小字符串](/solution/0900-0999/0988.Smallest%20String%20Starting%20From%20Leaf/README.md) - [0986. 区间列表的交集](/solution/0900-0999/0986.Interval%20List%20Intersections/README.md) - [0987. 二叉树的垂序遍历](/solution/0900-0999/0987.Vertical%20Order%20Traversal%20of%20a%20Binary%20Tree/README.md) #### 第 121 场周赛(2019-01-27 10:30, 90 分钟) 参赛人数 384 - [0984. 不含 AAA 或 BBB 的字符串](/solution/0900-0999/0984.String%20Without%20AAA%20or%20BBB/README.md) - [0981. 基于时间的键值存储](/solution/0900-0999/0981.Time%20Based%20Key-Value%20Store/README.md) - [0983. 最低票价](/solution/0900-0999/0983.Minimum%20Cost%20For%20Tickets/README.md) - [0982. 按位与为零的三元组](/solution/0900-0999/0982.Triples%20with%20Bitwise%20AND%20Equal%20To%20Zero/README.md) #### 第 120 场周赛(2019-01-20 10:30, 90 分钟) 参赛人数 382 - [0977. 有序数组的平方](/solution/0900-0999/0977.Squares%20of%20a%20Sorted%20Array/README.md) - [0978. 最长湍流子数组](/solution/0900-0999/0978.Longest%20Turbulent%20Subarray/README.md) - [0979. 在二叉树中分配硬币](/solution/0900-0999/0979.Distribute%20Coins%20in%20Binary%20Tree/README.md) - [0980. 不同路径 III](/solution/0900-0999/0980.Unique%20Paths%20III/README.md) #### 第 119 场周赛(2019-01-13 10:30, 90 分钟) 参赛人数 513 - [0973. 最接近原点的 K 个点](/solution/0900-0999/0973.K%20Closest%20Points%20to%20Origin/README.md) - [0976. 三角形的最大周长](/solution/0900-0999/0976.Largest%20Perimeter%20Triangle/README.md) - [0974. 和可被 K 整除的子数组](/solution/0900-0999/0974.Subarray%20Sums%20Divisible%20by%20K/README.md) - [0975. 奇偶跳](/solution/0900-0999/0975.Odd%20Even%20Jump/README.md) #### 第 118 场周赛(2019-01-06 10:30, 90 分钟) 参赛人数 383 - [0970. 强整数](/solution/0900-0999/0970.Powerful%20Integers/README.md) - [0969. 煎饼排序](/solution/0900-0999/0969.Pancake%20Sorting/README.md) - [0971. 翻转二叉树以匹配先序遍历](/solution/0900-0999/0971.Flip%20Binary%20Tree%20To%20Match%20Preorder%20Traversal/README.md) - [0972. 相等的有理数](/solution/0900-0999/0972.Equal%20Rational%20Numbers/README.md) #### 第 117 场周赛(2018-12-30 10:30, 90 分钟) 参赛人数 657 - [0965. 单值二叉树](/solution/0900-0999/0965.Univalued%20Binary%20Tree/README.md) - [0967. 连续差相同的数字](/solution/0900-0999/0967.Numbers%20With%20Same%20Consecutive%20Differences/README.md) - [0966. 元音拼写检查器](/solution/0900-0999/0966.Vowel%20Spellchecker/README.md) - [0968. 监控二叉树](/solution/0900-0999/0968.Binary%20Tree%20Cameras/README.md) #### 第 116 场周赛(2018-12-23 10:30, 90 分钟) 参赛人数 369 - [0961. 在长度 2N 的数组中找出重复 N 次的元素](/solution/0900-0999/0961.N-Repeated%20Element%20in%20Size%202N%20Array/README.md) - [0962. 最大宽度坡](/solution/0900-0999/0962.Maximum%20Width%20Ramp/README.md) - [0963. 最小面积矩形 II](/solution/0900-0999/0963.Minimum%20Area%20Rectangle%20II/README.md) - [0964. 表示数字的最少运算符](/solution/0900-0999/0964.Least%20Operators%20to%20Express%20Number/README.md) #### 第 115 场周赛(2018-12-16 10:30, 90 分钟) 参赛人数 383 - [0957. N 天后的牢房](/solution/0900-0999/0957.Prison%20Cells%20After%20N%20Days/README.md) - [0958. 二叉树的完全性检验](/solution/0900-0999/0958.Check%20Completeness%20of%20a%20Binary%20Tree/README.md) - [0959. 由斜杠划分区域](/solution/0900-0999/0959.Regions%20Cut%20By%20Slashes/README.md) - [0960. 删列造序 III](/solution/0900-0999/0960.Delete%20Columns%20to%20Make%20Sorted%20III/README.md) #### 第 114 场周赛(2018-12-09 10:30, 90 分钟) 参赛人数 391 - [0953. 验证外星语词典](/solution/0900-0999/0953.Verifying%20an%20Alien%20Dictionary/README.md) - [0954. 二倍数对数组](/solution/0900-0999/0954.Array%20of%20Doubled%20Pairs/README.md) - [0955. 删列造序 II](/solution/0900-0999/0955.Delete%20Columns%20to%20Make%20Sorted%20II/README.md) - [0956. 最高的广告牌](/solution/0900-0999/0956.Tallest%20Billboard/README.md) #### 第 113 场周赛(2018-12-02 10:30, 90 分钟) 参赛人数 462 - [0949. 给定数字能组成的最大时间](/solution/0900-0999/0949.Largest%20Time%20for%20Given%20Digits/README.md) - [0951. 翻转等价二叉树](/solution/0900-0999/0951.Flip%20Equivalent%20Binary%20Trees/README.md) - [0950. 按递增顺序显示卡牌](/solution/0900-0999/0950.Reveal%20Cards%20In%20Increasing%20Order/README.md) - [0952. 按公因数计算最大组件大小](/solution/0900-0999/0952.Largest%20Component%20Size%20by%20Common%20Factor/README.md) #### 第 112 场周赛(2018-11-25 10:30, 90 分钟) 参赛人数 299 - [0945. 使数组唯一的最小增量](/solution/0900-0999/0945.Minimum%20Increment%20to%20Make%20Array%20Unique/README.md) - [0946. 验证栈序列](/solution/0900-0999/0946.Validate%20Stack%20Sequences/README.md) - [0947. 移除最多的同行或同列石头](/solution/0900-0999/0947.Most%20Stones%20Removed%20with%20Same%20Row%20or%20Column/README.md) - [0948. 令牌放置](/solution/0900-0999/0948.Bag%20of%20Tokens/README.md) #### 第 111 场周赛(2018-11-18 10:30, 90 分钟) 参赛人数 353 - [0941. 有效的山脉数组](/solution/0900-0999/0941.Valid%20Mountain%20Array/README.md) - [0944. 删列造序](/solution/0900-0999/0944.Delete%20Columns%20to%20Make%20Sorted/README.md) - [0942. 增减字符串匹配](/solution/0900-0999/0942.DI%20String%20Match/README.md) - [0943. 最短超级串](/solution/0900-0999/0943.Find%20the%20Shortest%20Superstring/README.md) #### 第 110 场周赛(2018-11-11 10:30, 90 分钟) 参赛人数 346 - [0937. 重新排列日志文件](/solution/0900-0999/0937.Reorder%20Data%20in%20Log%20Files/README.md) - [0938. 二叉搜索树的范围和](/solution/0900-0999/0938.Range%20Sum%20of%20BST/README.md) - [0939. 最小面积矩形](/solution/0900-0999/0939.Minimum%20Area%20Rectangle/README.md) - [0940. 不同的子序列 II](/solution/0900-0999/0940.Distinct%20Subsequences%20II/README.md) #### 第 109 场周赛(2018-11-04 09:30, 90 分钟) 参赛人数 439 - [0933. 最近的请求次数](/solution/0900-0999/0933.Number%20of%20Recent%20Calls/README.md) - [0935. 骑士拨号器](/solution/0900-0999/0935.Knight%20Dialer/README.md) - [0934. 最短的桥](/solution/0900-0999/0934.Shortest%20Bridge/README.md) - [0936. 戳印序列](/solution/0900-0999/0936.Stamping%20The%20Sequence/README.md) #### 第 108 场周赛(2018-10-28 09:30, 90 分钟) 参赛人数 524 - [0929. 独特的电子邮件地址](/solution/0900-0999/0929.Unique%20Email%20Addresses/README.md) - [0930. 和相同的二元子数组](/solution/0900-0999/0930.Binary%20Subarrays%20With%20Sum/README.md) - [0931. 下降路径最小和](/solution/0900-0999/0931.Minimum%20Falling%20Path%20Sum/README.md) - [0932. 漂亮数组](/solution/0900-0999/0932.Beautiful%20Array/README.md) #### 第 107 场周赛(2018-10-21 09:30, 90 分钟) 参赛人数 504 - [0925. 长按键入](/solution/0900-0999/0925.Long%20Pressed%20Name/README.md) - [0926. 将字符串翻转到单调递增](/solution/0900-0999/0926.Flip%20String%20to%20Monotone%20Increasing/README.md) - [0927. 三等分](/solution/0900-0999/0927.Three%20Equal%20Parts/README.md) - [0928. 尽量减少恶意软件的传播 II](/solution/0900-0999/0928.Minimize%20Malware%20Spread%20II/README.md) #### 第 106 场周赛(2018-10-14 09:30, 90 分钟) 参赛人数 369 - [0922. 按奇偶排序数组 II](/solution/0900-0999/0922.Sort%20Array%20By%20Parity%20II/README.md) - [0921. 使括号有效的最少添加](/solution/0900-0999/0921.Minimum%20Add%20to%20Make%20Parentheses%20Valid/README.md) - [0923. 三数之和的多种可能](/solution/0900-0999/0923.3Sum%20With%20Multiplicity/README.md) - [0924. 尽量减少恶意软件的传播](/solution/0900-0999/0924.Minimize%20Malware%20Spread/README.md) #### 第 105 场周赛(2018-10-07 09:30, 90 分钟) 参赛人数 393 - [0917. 仅仅反转字母](/solution/0900-0999/0917.Reverse%20Only%20Letters/README.md) - [0918. 环形子数组的最大和](/solution/0900-0999/0918.Maximum%20Sum%20Circular%20Subarray/README.md) - [0919. 完全二叉树插入器](/solution/0900-0999/0919.Complete%20Binary%20Tree%20Inserter/README.md) - [0920. 播放列表的数量](/solution/0900-0999/0920.Number%20of%20Music%20Playlists/README.md) #### 第 104 场周赛(2018-09-30 09:30, 90 分钟) 参赛人数 354 - [0914. 卡牌分组](/solution/0900-0999/0914.X%20of%20a%20Kind%20in%20a%20Deck%20of%20Cards/README.md) - [0915. 分割数组](/solution/0900-0999/0915.Partition%20Array%20into%20Disjoint%20Intervals/README.md) - [0916. 单词子集](/solution/0900-0999/0916.Word%20Subsets/README.md) - [0913. 猫和老鼠](/solution/0900-0999/0913.Cat%20and%20Mouse/README.md) #### 第 103 场周赛(2018-09-23 09:30, 90 分钟) 参赛人数 575 - [0908. 最小差值 I](/solution/0900-0999/0908.Smallest%20Range%20I/README.md) - [0909. 蛇梯棋](/solution/0900-0999/0909.Snakes%20and%20Ladders/README.md) - [0910. 最小差值 II](/solution/0900-0999/0910.Smallest%20Range%20II/README.md) - [0911. 在线选举](/solution/0900-0999/0911.Online%20Election/README.md) #### 第 102 场周赛(2018-09-16 09:30, 90 分钟) 参赛人数 660 - [0905. 按奇偶排序数组](/solution/0900-0999/0905.Sort%20Array%20By%20Parity/README.md) - [0904. 水果成篮](/solution/0900-0999/0904.Fruit%20Into%20Baskets/README.md) - [0907. 子数组的最小值之和](/solution/0900-0999/0907.Sum%20of%20Subarray%20Minimums/README.md) - [0906. 超级回文数](/solution/0900-0999/0906.Super%20Palindromes/README.md) #### 第 101 场周赛(2018-09-09 09:30, 105 分钟) 参赛人数 854 - [0900. RLE 迭代器](/solution/0900-0999/0900.RLE%20Iterator/README.md) - [0901. 股票价格跨度](/solution/0900-0999/0901.Online%20Stock%20Span/README.md) - [0902. 最大为 N 的数字组合](/solution/0900-0999/0902.Numbers%20At%20Most%20N%20Given%20Digit%20Set/README.md) - [0903. DI 序列的有效排列](/solution/0900-0999/0903.Valid%20Permutations%20for%20DI%20Sequence/README.md) #### 第 100 场周赛(2018-09-02 09:30, 90 分钟) 参赛人数 718 - [0896. 单调数列](/solution/0800-0899/0896.Monotonic%20Array/README.md) - [0897. 递增顺序搜索树](/solution/0800-0899/0897.Increasing%20Order%20Search%20Tree/README.md) - [0898. 子数组按位或操作](/solution/0800-0899/0898.Bitwise%20ORs%20of%20Subarrays/README.md) - [0899. 有序队列](/solution/0800-0899/0899.Orderly%20Queue/README.md) #### 第 99 场周赛(2018-08-26 09:30, 90 分钟) 参赛人数 725 - [0892. 三维形体的表面积](/solution/0800-0899/0892.Surface%20Area%20of%203D%20Shapes/README.md) - [0893. 特殊等价字符串组](/solution/0800-0899/0893.Groups%20of%20Special-Equivalent%20Strings/README.md) - [0894. 所有可能的真二叉树](/solution/0800-0899/0894.All%20Possible%20Full%20Binary%20Trees/README.md) - [0895. 最大频率栈](/solution/0800-0899/0895.Maximum%20Frequency%20Stack/README.md) #### 第 98 场周赛(2018-08-19 09:30, 90 分钟) 参赛人数 670 - [0888. 公平的糖果交换](/solution/0800-0899/0888.Fair%20Candy%20Swap/README.md) - [0890. 查找和替换模式](/solution/0800-0899/0890.Find%20and%20Replace%20Pattern/README.md) - [0889. 根据前序和后序遍历构造二叉树](/solution/0800-0899/0889.Construct%20Binary%20Tree%20from%20Preorder%20and%20Postorder%20Traversal/README.md) - [0891. 子序列宽度之和](/solution/0800-0899/0891.Sum%20of%20Subsequence%20Widths/README.md) #### 第 97 场周赛(2018-08-12 09:30, 90 分钟) 参赛人数 635 - [0884. 两句话中的不常见单词](/solution/0800-0899/0884.Uncommon%20Words%20from%20Two%20Sentences/README.md) - [0885. 螺旋矩阵 III](/solution/0800-0899/0885.Spiral%20Matrix%20III/README.md) - [0886. 可能的二分法](/solution/0800-0899/0886.Possible%20Bipartition/README.md) - [0887. 鸡蛋掉落](/solution/0800-0899/0887.Super%20Egg%20Drop/README.md) #### 第 96 场周赛(2018-08-05 09:30, 90 分钟) 参赛人数 789 - [0883. 三维形体投影面积](/solution/0800-0899/0883.Projection%20Area%20of%203D%20Shapes/README.md) - [0881. 救生艇](/solution/0800-0899/0881.Boats%20to%20Save%20People/README.md) - [0880. 索引处的解码字符串](/solution/0800-0899/0880.Decoded%20String%20at%20Index/README.md) - [0882. 细分图中的可到达节点](/solution/0800-0899/0882.Reachable%20Nodes%20In%20Subdivided%20Graph/README.md) #### 第 95 场周赛(2018-07-29 09:30, 90 分钟) 参赛人数 831 - [0876. 链表的中间结点](/solution/0800-0899/0876.Middle%20of%20the%20Linked%20List/README.md) - [0877. 石子游戏](/solution/0800-0899/0877.Stone%20Game/README.md) - [0878. 第 N 个神奇数字](/solution/0800-0899/0878.Nth%20Magical%20Number/README.md) - [0879. 盈利计划](/solution/0800-0899/0879.Profitable%20Schemes/README.md) #### 第 94 场周赛(2018-07-22 09:30, 90 分钟) 参赛人数 733 - [0872. 叶子相似的树](/solution/0800-0899/0872.Leaf-Similar%20Trees/README.md) - [0874. 模拟行走机器人](/solution/0800-0899/0874.Walking%20Robot%20Simulation/README.md) - [0875. 爱吃香蕉的珂珂](/solution/0800-0899/0875.Koko%20Eating%20Bananas/README.md) - [0873. 最长的斐波那契子序列的长度](/solution/0800-0899/0873.Length%20of%20Longest%20Fibonacci%20Subsequence/README.md) #### 第 93 场周赛(2018-07-15 09:30, 90 分钟) 参赛人数 732 - [0868. 二进制间距](/solution/0800-0899/0868.Binary%20Gap/README.md) - [0869. 重新排序得到 2 的幂](/solution/0800-0899/0869.Reordered%20Power%20of%202/README.md) - [0870. 优势洗牌](/solution/0800-0899/0870.Advantage%20Shuffle/README.md) - [0871. 最低加油次数](/solution/0800-0899/0871.Minimum%20Number%20of%20Refueling%20Stops/README.md) #### 第 92 场周赛(2018-07-08 09:30, 90 分钟) 参赛人数 610 - [0867. 转置矩阵](/solution/0800-0899/0867.Transpose%20Matrix/README.md) - [0865. 具有所有最深节点的最小子树](/solution/0800-0899/0865.Smallest%20Subtree%20with%20all%20the%20Deepest%20Nodes/README.md) - [0866. 回文质数](/solution/0800-0899/0866.Prime%20Palindrome/README.md) - [0864. 获取所有钥匙的最短路径](/solution/0800-0899/0864.Shortest%20Path%20to%20Get%20All%20Keys/README.md) #### 第 91 场周赛(2018-07-01 09:30, 90 分钟) 参赛人数 578 - [0860. 柠檬水找零](/solution/0800-0899/0860.Lemonade%20Change/README.md) - [0863. 二叉树中所有距离为 K 的结点](/solution/0800-0899/0863.All%20Nodes%20Distance%20K%20in%20Binary%20Tree/README.md) - [0861. 翻转矩阵后的得分](/solution/0800-0899/0861.Score%20After%20Flipping%20Matrix/README.md) - [0862. 和至少为 K 的最短子数组](/solution/0800-0899/0862.Shortest%20Subarray%20with%20Sum%20at%20Least%20K/README.md) #### 第 90 场周赛(2018-06-24 09:30, 90 分钟) 参赛人数 573 - [0859. 亲密字符串](/solution/0800-0899/0859.Buddy%20Strings/README.md) - [0856. 括号的分数](/solution/0800-0899/0856.Score%20of%20Parentheses/README.md) - [0858. 镜面反射](/solution/0800-0899/0858.Mirror%20Reflection/README.md) - [0857. 雇佣 K 名工人的最低成本](/solution/0800-0899/0857.Minimum%20Cost%20to%20Hire%20K%20Workers/README.md) #### 第 89 场周赛(2018-06-17 09:30, 90 分钟) 参赛人数 491 - [0852. 山脉数组的峰顶索引](/solution/0800-0899/0852.Peak%20Index%20in%20a%20Mountain%20Array/README.md) - [0853. 车队](/solution/0800-0899/0853.Car%20Fleet/README.md) - [0855. 考场就座](/solution/0800-0899/0855.Exam%20Room/README.md) - [0854. 相似度为 K 的字符串](/solution/0800-0899/0854.K-Similar%20Strings/README.md) #### 第 88 场周赛(2018-06-10 09:30, 90 分钟) 参赛人数 404 - [0848. 字母移位](/solution/0800-0899/0848.Shifting%20Letters/README.md) - [0849. 到最近的人的最大距离](/solution/0800-0899/0849.Maximize%20Distance%20to%20Closest%20Person/README.md) - [0851. 喧闹和富有](/solution/0800-0899/0851.Loud%20and%20Rich/README.md) - [0850. 矩形面积 II](/solution/0800-0899/0850.Rectangle%20Area%20II/README.md) #### 第 87 场周赛(2018-06-03 09:30, 90 分钟) 参赛人数 343 - [0844. 比较含退格的字符串](/solution/0800-0899/0844.Backspace%20String%20Compare/README.md) - [0845. 数组中的最长山脉](/solution/0800-0899/0845.Longest%20Mountain%20in%20Array/README.md) - [0846. 一手顺子](/solution/0800-0899/0846.Hand%20of%20Straights/README.md) - [0847. 访问所有节点的最短路径](/solution/0800-0899/0847.Shortest%20Path%20Visiting%20All%20Nodes/README.md) #### 第 86 场周赛(2018-05-27 09:30, 90 分钟) 参赛人数 377 - [0840. 矩阵中的幻方](/solution/0800-0899/0840.Magic%20Squares%20In%20Grid/README.md) - [0841. 钥匙和房间](/solution/0800-0899/0841.Keys%20and%20Rooms/README.md) - [0842. 将数组拆分成斐波那契序列](/solution/0800-0899/0842.Split%20Array%20into%20Fibonacci%20Sequence/README.md) - [0843. 猜猜这个单词](/solution/0800-0899/0843.Guess%20the%20Word/README.md) #### 第 85 场周赛(2018-05-20 09:30, 90 分钟) 参赛人数 467 - [0836. 矩形重叠](/solution/0800-0899/0836.Rectangle%20Overlap/README.md) - [0838. 推多米诺](/solution/0800-0899/0838.Push%20Dominoes/README.md) - [0837. 新 21 点](/solution/0800-0899/0837.New%2021%20Game/README.md) - [0839. 相似字符串组](/solution/0800-0899/0839.Similar%20String%20Groups/README.md) #### 第 84 场周赛(2018-05-13 09:30, 90 分钟) 参赛人数 656 - [0832. 翻转图像](/solution/0800-0899/0832.Flipping%20an%20Image/README.md) - [0833. 字符串中的查找与替换](/solution/0800-0899/0833.Find%20And%20Replace%20in%20String/README.md) - [0835. 图像重叠](/solution/0800-0899/0835.Image%20Overlap/README.md) - [0834. 树中距离之和](/solution/0800-0899/0834.Sum%20of%20Distances%20in%20Tree/README.md) #### 第 83 场周赛(2018-05-06 09:30, 90 分钟) 参赛人数 58 - [0830. 较大分组的位置](/solution/0800-0899/0830.Positions%20of%20Large%20Groups/README.md) - [0831. 隐藏个人信息](/solution/0800-0899/0831.Masking%20Personal%20Information/README.md) - [0829. 连续整数求和](/solution/0800-0899/0829.Consecutive%20Numbers%20Sum/README.md) - [0828. 统计子串中的唯一字符](/solution/0800-0899/0828.Count%20Unique%20Characters%20of%20All%20Substrings%20of%20a%20Given%20String/README.md)