摘要:
Given a positive integer, return its corresponding column title as appear in an Excel sheet. For example: 题目标签:Math 题目给了我们一个 int n, 让我们返回对应的 excel 表格 阅读全文
posted @ 2017-12-14 09:08
Jimmy_Cheng
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摘要:
Implement int sqrt(int x). Compute and return the square root of x. x is guaranteed to be a non-negative integer. Example 1: Input: 4 Output: 2 Exampl 阅读全文
posted @ 2017-12-14 03:05
Jimmy_Cheng
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