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Given a string s, find the longest palindromic substring in s. You may assume that the maximum length of s is 1000. Example 1: Example 2: 题意： 最长回文子串 S 阅读全文
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Given n non-negative integers representing an elevation map where the width of each bar is 1, compute how much water it is able to trap after raining. 阅读全文
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Given n non-negative integers representing the histogram's bar height where the width of each bar is 1, find the area of largest rectangle in the hist 阅读全文
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Given a string containing just the characters '(' and ')', find the length of the longest valid (well-formed) parentheses substring. Example 1: Exampl 阅读全文
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There are N gas stations along a circular route, where the amount of gas at station i is gas[i]. You have a car with an unlimited gas tank and it cost 阅读全文
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Given an integer array nums, find the contiguous subarray within an array (containing at least one number) which has the largest product. Example 1: E 阅读全文
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Given an integer array nums, find the contiguous subarray (containing at least one number) which has the largest sum and return its sum. Example: Foll 阅读全文
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Build Your First Website 装一个subline text HTML default rule tags with opening and closing DEVELOPER FUNDAMENTALS:III doctype says, hey just a heads up 阅读全文
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WWW vs Internet For the begining, Internet was there. it was for the academics among universities Then they need a way to share documents in the whole 阅读全文
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Browsing the web Enter google.com, who is this google.com This question gets asked all the way down to our ISP(Internet Service Provider), like Verizo 阅读全文