{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "d1 = {'a': 1, 'b': 2, 'c': 3}\n",
    "d2 = {'b': 2, 'c': 4, 'd': 5}"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "['a', 'b', 'c']\n"
     ]
    }
   ],
   "source": [
    "print(list(d1.keys()))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "<class 'dict_keys'>\n"
     ]
    }
   ],
   "source": [
    "print(type(d1.keys()))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "[('a', 1), ('b', 2), ('c', 3)]\n"
     ]
    }
   ],
   "source": [
    "print(list(d1.items()))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "<class 'dict_items'>\n"
     ]
    }
   ],
   "source": [
    "print(type(d1.items()))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "{'c', 'b'}\n"
     ]
    }
   ],
   "source": [
    "intersection_keys = d1.keys() & d2.keys()\n",
    "print(intersection_keys)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "<class 'set'>\n"
     ]
    }
   ],
   "source": [
    "print(type(intersection_keys))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "{('b', 2)}\n"
     ]
    }
   ],
   "source": [
    "intersection_items = d1.items() & d2.items()\n",
    "print(intersection_items)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "{'b': 2}\n"
     ]
    }
   ],
   "source": [
    "intersection_dict = dict(d1.items() & d2.items())\n",
    "print(intersection_dict)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "<class 'dict'>\n"
     ]
    }
   ],
   "source": [
    "print(type(intersection_dict))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "{'d', 'a', 'b', 'c'}\n"
     ]
    }
   ],
   "source": [
    "union_keys = d1.keys() | d2.keys()\n",
    "print(union_keys)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "{('d', 5), ('c', 4), ('a', 1), ('b', 2), ('c', 3)}\n"
     ]
    }
   ],
   "source": [
    "union_items = d1.items() | d2.items()\n",
    "print(union_items)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "{'d': 5, 'c': 3, 'a': 1, 'b': 2}\n"
     ]
    }
   ],
   "source": [
    "union_dict = dict(d1.items() | d2.items())\n",
    "print(union_dict)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "{'d', 'a'}\n"
     ]
    }
   ],
   "source": [
    "symmetric_difference_keys = d1.keys() ^ d2.keys()\n",
    "print(symmetric_difference_keys)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 15,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "{('d', 5), ('c', 4), ('a', 1), ('c', 3)}\n"
     ]
    }
   ],
   "source": [
    "symmetric_difference_items = d1.items() ^ d2.items()\n",
    "print(symmetric_difference_items)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 16,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "{'d': 5, 'c': 3, 'a': 1}\n"
     ]
    }
   ],
   "source": [
    "symmetric_difference_dict = dict(d1.items() ^ d2.items())\n",
    "print(symmetric_difference_dict)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 17,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "{'a'}\n"
     ]
    }
   ],
   "source": [
    "difference_keys = d1.keys() - d2.keys()\n",
    "print(difference_keys)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 18,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "{('c', 3), ('a', 1)}\n"
     ]
    }
   ],
   "source": [
    "difference_items = d1.items() - d2.items()\n",
    "print(difference_items)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 19,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "{'c': 3, 'a': 1}\n"
     ]
    }
   ],
   "source": [
    "difference_dict = dict(d1.items() - d2.items())\n",
    "print(difference_dict)"
   ]
  }
 ],
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