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原题地址：https://oj.leetcode.com/problems/add-binary/题意：Given two binary strings, return their sum (also a binary string).For example,a ="11"b ="1"Return"... 阅读全文
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原题地址：https://oj.leetcode.com/problems/search-for-a-range/题意：Given a sorted array of integers, find the starting and ending position of a given target ... 阅读全文
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原题地址：https://oj.leetcode.com/problems/sqrtx/题意：Implementint sqrt(int x).Compute and return the square root ofx.解题思路：实现开平方函数。这里要注意的一点是返回的时一个整数。通过这一点我们可... 阅读全文
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原题地址：https://oj.leetcode.com/problems/sort-colors/题意：Given an array withnobjects colored red, white or blue, sort them so that objects of the same col... 阅读全文