LeetCode-8 字符串轉換整數(atoi)

  class Solution { public: long myAtoi(string str) { //面試題中經常會考到的 int len = str.size(); int first = false; int flag = 0; long result = 0; if (len == 0) return 0; int i; for (i = 0; i<len;++i

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