括号匹配判断,关键思想:利用一个栈来保存前括号,然后有后括号来时弹出栈顶来判断。
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其他好文 时间:
2015-05-14 20:15:48
阅读次数:
167
Problem:
Given a string containing just the characters '(' and ')',
find the length of the longest valid (well-formed) parentheses substring.
For "(()", the longest valid parentheses substri...
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编程语言 时间:
2015-05-14 18:44:41
阅读次数:
121
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 ...
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其他好文 时间:
2015-05-13 19:34:33
阅读次数:
123
Given a string containing just the characters'(',')','{','}','['and']', determine if the input string is valid.The brackets must close in the correct ...
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其他好文 时间:
2015-05-13 08:47:31
阅读次数:
145
题目:Given a string containing just the characters'('and')', find the length of the longest valid (well-formed) parentheses substring.For"(()", the long...
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其他好文 时间:
2015-05-12 20:40:49
阅读次数:
88
lipo error 的错误,一般是因为你的编译器设置出了问题。在 build Settings 里 Valid Architectures 只设置为 armv7,删掉其他armv7s之类的属性,编译即可通过。参考:http://stackoverflow.com/questions/1734891...
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其他好文 时间:
2015-05-12 13:21:11
阅读次数:
113
Title:Given a binary tree, determine if it is a valid binary search tree (BST).Assume a BST is defined as follows:(1) The left subtree of a node conta...
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其他好文 时间:
2015-05-12 11:01:30
阅读次数:
96
有效的括弧匹配注意事项:1 使用stack遇到'(' '[' '{'就push,遇到')' ']' '}'匹配进行pop等操作class Solution {public: bool isValid(string s) { stack mystack; char tmp; for(char c:s....
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其他好文 时间:
2015-05-11 23:43:31
阅读次数:
159
快速通道:https://oj.leetcode.com/problems/restore-ip-addresses/Given a string containing only digits, restore it by returning all possible valid IP addres...
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其他好文 时间:
2015-05-11 23:42:13
阅读次数:
219
防盗链分为两种:一种是url防盗链,一种是模块防盗链1、url配置:valid_referersnoneblockedserver_names
location~*\.(jpg|png)${
valid_referersnoneblocked192.168.1.7;
if($invalid_referer){
rewrite^/http://www.baidu.com;
#return403;
}
}2、模块配置:location/downloa..
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其他好文 时间:
2015-05-11 20:14:53
阅读次数:
170