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Leetcode: Longest Valid Parentheses
Given a string containing just the characters'('and')', find the length of the longest valid (well-formed) parentheses substring.For"(()", the longest...
分类:其他好文   时间:2014-12-04 21:12:36    阅读次数:269
IOS“The run destination My Mac 64-bit is not valid
1. iOS APP Project or ?Mac APP Project编译错误提示: “The run destination My Mac 64-bit is not valid for Running the scheme ‘***‘. The scheme ‘***‘ contains no buildables that can be built for th...
分类:移动开发   时间:2014-12-04 14:08:35    阅读次数:183
Sudoku Solver
Write a program to solve a Sudoku puzzle by filling the empty cells.Empty cells are indicated by the character'.'.You may assume that there will be on...
分类:其他好文   时间:2014-12-04 13:53:10    阅读次数:99
A sudoku verifier
publicclassSudokuVerifier{ privatebooleanis1To9Row(int[][]a,intr){ int[]pos=newint[9]; for(inti=0;i<9;i++){ if(pos[a[r][i]]==1) returnfalse; pos[a[r][i]]=1; } for(inti:pos){ if(i==0) returnfalse; } returntrue; } priv..
分类:其他好文   时间:2014-12-04 10:24:30    阅读次数:151
[LeetCode] Sudoku Solver 解数独,递归,回溯
Write a program to solve a Sudoku puzzle by filling the empty cells.Empty cells are indicated by the character'.'.You may assume that there will be on...
分类:其他好文   时间:2014-12-04 00:55:16    阅读次数:354
leetcode[125] Valid Palindrome
判断一个字符串是不是回文,忽略其中的非数字和非字母,例如符号和空格不考虑。For example,"A man, a plan, a canal: Panama"is a palindrome."race a car"isnota palindrome.Note:Have you consider ...
分类:其他好文   时间:2014-12-04 00:53:19    阅读次数:227
[LeetCode]Valid Palindrome
Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases. For example, "A man, a plan, a canal: Panama" is a palindrome. "race a car" is not a ...
分类:其他好文   时间:2014-12-03 23:34:37    阅读次数:396
Restore IP Addresses
Given a string containing only digits, restore it by returning all possible valid IP address combinations.For example:Given"25525511135",return["255.2...
分类:其他好文   时间:2014-12-03 22:50:26    阅读次数:136
Valid Palindrome
Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases.For example,"A man, a plan, a canal: Pana...
分类:其他好文   时间:2014-12-03 18:57:09    阅读次数:143
PHP 18:data_valid_fns.php 看正则表达式
原文:PHP 18:data_valid_fns.php 看正则表达式本章介绍正则表达式。先看看data_valid_fns.php的代码吧。 Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.Cod...
分类:Web程序   时间:2014-12-03 18:33:58    阅读次数:207
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