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[leetcode] Valid Number
Validate if a given string is numeric.
分类:其他好文   时间:2014-07-10 00:16:51    阅读次数:221
Problem Evaluate Reverse Polish Notation
Problem Description:Evaluate the value of an arithmetic expression in Reverse Polish Notation.Valid operators are+,-,*,/. Each operand may be an integ...
分类:其他好文   时间:2014-06-30 14:32:54    阅读次数:151
LeetCode Valid Palindrome
class Solution {public: bool isPalindrome(string s) { int len = s.length(); //if (len -1 && !(b = check2lower(s[q])) ); i...
分类:其他好文   时间:2014-06-30 13:43:33    阅读次数:178
LeetCode: Word Break II [140]
【题目】 Given a string s and a dictionary of words dict, add spaces in s to construct a sentence where each word is a valid dictionary word. Return all such possible sentences. For example, given s = "catsanddog", dict = ["cat", "cats", "and", "sand", "dog...
分类:其他好文   时间:2014-06-30 00:51:41    阅读次数:295
【LeetCode】Word Break II
Word Break IIGiven a string s and a dictionary of words dict, add spaces in s to construct a sentence where each word is a valid dictionary word.Retur...
分类:其他好文   时间:2014-06-28 09:45:34    阅读次数:223
linux如何快速切换到某目录
经常使用cd命令切换目录,虽有cd-,历史目录poppush等操作,终究不直观。直接上代码及部署: i=1 HERE=`pwd` VALID_HERE=${HERE//\//\\\/} ALREADY_EXIST=`grep^${HERE}$$1` declare-agodirs whiletrue;do [[$2="a"]]&&[[x${ALREADY_EXIST}="x"]]&&sed-i"/^EOF/..
分类:系统相关   时间:2014-06-28 06:50:25    阅读次数:338
the tomcat installation directory is not valid. It is missing excepted file or folder
问题描述:thetomcatinstallationdirectoryisnotvalid原因:我在上一页没有选择apachetomcat7.0,因为eclipse版本太低,只有到6.0的server供选择所以这边就算把Name改成7.0,还是配置不了解决方案:安装更高版本的eclipse
分类:其他好文   时间:2014-06-28 06:30:26    阅读次数:575
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 no...
分类:其他好文   时间:2014-06-27 10:36:41    阅读次数:183
Valid Sudoku
题目 Determine if a Sudoku is valid, according to: Sudoku Puzzles - The Rules. The Sudoku board could be partially filled, where empty cells are filled with the character '.'. A par...
分类:其他好文   时间:2014-06-27 09:38:48    阅读次数:189
LeetCode || Word Break II
Given a string s and a dictionary of words dict, add spaces in s to construct a sentence where each word is a valid dictionary word. Return all such possible sentences. For example, given s = "...
分类:其他好文   时间:2014-06-27 09:23:00    阅读次数:220
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