{
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   "source": [
    "from collections import deque"
   ]
  },
  {
   "cell_type": "code",
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   "source": [
    "d = deque([1,2,3])"
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    "d"
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  {
   "cell_type": "code",
   "execution_count": 8,
   "metadata": {},
   "outputs": [],
   "source": [
    "d.rotate(1)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "deque([1, 2, 3])"
      ]
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     "execution_count": 9,
     "metadata": {},
     "output_type": "execute_result"
    }
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   "source": [
    "d"
   ]
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  {
   "cell_type": "code",
   "execution_count": 11,
   "metadata": {},
   "outputs": [],
   "source": [
    "d.rotate(len(d))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "deque([1, 2, 3])"
      ]
     },
     "execution_count": 12,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "d"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "deque(['a', 'b', 'c'])"
      ]
     },
     "execution_count": 13,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "deque(\"abc\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "https://leetcode.com/problems/rotate-string\n",
    "\n",
    "\n",
    "\n",
    "Runtime: 32 ms, faster than 42.26% of Python3 online submissions for Rotate String.\n",
    "Memory Usage: 14.4 MB, less than 15.95% of Python3 online submissions for Rotate String.\n",
    "\n",
    "\n",
    "\n",
    "```python\n",
    "from collections import deque\n",
    "\n",
    "class Solution:\n",
    "    def rotateString(self, A: str, B: str) -> bool:\n",
    "        if A == \"\" and B == \"\":\n",
    "            return True\n",
    "        \n",
    "        A = deque(A)\n",
    "        B = deque(B)\n",
    "        for _ in range(len(A)):\n",
    "            A.rotate(1)\n",
    "            if A == B:\n",
    "                return True\n",
    "        return False\n",
    "```\n",
    "\n",
    "Spent five minutes\n",
    "\n",
    "Two shoot"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
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