136. 只出现一次的数字.ipynb

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    "class Solution:\n",
    "    def singleNumber(self, nums: [int]) -> int:\n",
    "        temp = 0\n",
    "        for i in nums:\n",
    "            temp ^=i\n",
    "        return temp\n",
    "s = Solution()\n",
    "s.singleNumber([1,2,2])"
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