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[LeetCode]Restore IP Addresses
Given a string containing only digits, restore it by returning all possible valid IP address combinations. For example: Given "25525511135", return ["255.255.11.135", "255.255.111.35"]. (Order ...
分类:其他好文   时间:2015-01-25 18:19:01    阅读次数:219
LeetCode | #20 Valid Parentheses
题目: Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. The brackets must close in the correct order, "()" and "()[]{}" are...
分类:其他好文   时间:2015-01-25 16:44:04    阅读次数:136
[LeetCode] Evaluate Reverse Polish Notation 计算逆波兰表达式
Evaluate the value of an arithmetic expression inReverse Polish Notation.Valid operators are+,-,*,/. Each operand may be an integer or another express...
分类:其他好文   时间:2015-01-25 07:37:13    阅读次数:169
Longest Substring with At Most Two Distinct
Given a string, find the length of the longest substring T that contains at most 2 distinct characters.For example, Given s =“eceba”,T is "ece" which ...
分类:其他好文   时间:2015-01-25 06:31:56    阅读次数:141
[CSharp]1 占位符、转义字符
C# PlaceholderThere are 2 ways to output multiple characters in C#.One:static void Main(){ string c=Console.ReadLine(); string d=Console.ReadLine();Co...
分类:其他好文   时间:2015-01-24 19:57:54    阅读次数:250
Valid Number
Valid NumberValidate if a given string is numeric.Some examples:"0"=>true" 0.1 "=>true"abc"=>false"1 a"=>false"2e10"=>trueNote:It is intended for the ...
分类:其他好文   时间:2015-01-24 11:30:31    阅读次数:198
关于System.Data.Entity.Core.MetadataException错误
发布ASP.NET MVC到IIS后出现错误: 1 System.Data.Entity.Core.MetadataException: Schema specified is not valid. Errors: 2 SysModel.ssdl(2,2) : error 0152: No Ent....
分类:Web程序   时间:2015-01-24 06:43:21    阅读次数:5503
[leetcode]Valid Parentheses
Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. The brackets must close in t...
分类:其他好文   时间:2015-01-24 01:35:02    阅读次数:173
[Leetcode][Python]20: Valid Parentheses
# -*- coding: utf8 -*-'''__author__ = 'dabay.wang@gmail.com'20: Valid Parentheseshttps://oj.leetcode.com/problems/valid-parentheses/Given a string con...
分类:编程语言   时间:2015-01-24 00:21:16    阅读次数:364
[LeetCode] 20.Valid Parentheses
【题目】 Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. The brackets must close in the correct order, "()" and "()[]{}" ar...
分类:其他好文   时间:2015-01-23 21:34:47    阅读次数:181
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