!!! abt ""
:octicons-info-16: 基本上都可以在[ OI checklist ](https://oichecklist.pythonanywhere.com/view/my/)上面找到
| 名稱 | 說明 |
| ----- | ------------------------------------------------------------ |
| JOI | [官網](https://contests.ioi-jp.org/)
[judge(英文)](https://oj.uz/problems/source/45)
[judge(中文)](https://loj.ac/p?tagIds=196)
final round 的難度在全國賽 |
| POI | [judge](https://www.luogu.com.cn/problem/list?tag=57) |
| USACO | [judge](http://www.usaco.org/)
入營考難度在 silver 和 gold |