Given a string containing just the characters'('and')', find the length of the longest valid (well-formed) parentheses substring.For"(()", the longest...
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其他好文 时间:
2014-07-07 15:34:56
阅读次数:
160
1.压缩命令: 命令格式:tar -zcvf 压缩文件名.tar.gz 被压缩文件名 可先切换到当前目录下。压缩文件名和被压缩文件名都可加入路径。2.解压缩命令: 命令格式:tar -zxvf 压缩文件名.tar.gz 解压缩后的文件只能放在当前的目录。3.文件查找命令查找目录:find /(...
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系统相关 时间:
2014-07-07 15:33:40
阅读次数:
254
Problem Description:Given a triangle, find the minimum path sum from top to bottom. Each step you may move to adjacent numbers on the row below.For ex...
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其他好文 时间:
2014-07-07 15:29:11
阅读次数:
280
Problem Description:Say you have an array for which theithelement is the price of a given stock on dayi.Design an algorithm to find the maximum profit...
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其他好文 时间:
2014-07-07 15:24:41
阅读次数:
212
You are given annxn2D matrix representing an image.Rotate the image by 90 degrees (clockwise).Follow up:Could you do this in-place?矩阵的旋转如1 2 34 5 67 8...
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其他好文 时间:
2014-07-07 15:13:49
阅读次数:
181
Given a string S and a string T, find the minimum window in S which will contain all the characters in T in complexity O(n).
Givens1,s2,s3, find whethers3is formed by the interleaving ofs1ands2.For example,Given:s1="aabcc",s2="dbbca",Whens3="aadbbcbcac", return true.Whens3="...
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其他好文 时间:
2014-07-07 14:12:24
阅读次数:
204
Given a 2D board and a word, find if the word exists in the grid.
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其他好文 时间:
2014-07-07 13:15:02
阅读次数:
165
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...
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其他好文 时间:
2014-07-03 11:09:35
阅读次数:
185
Given a stringS, find the longest palindromic substring inS. You may assume that the maximum length ofSis 1000, and there exists one unique longest pa...
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其他好文 时间:
2014-06-30 22:43:45
阅读次数:
294