题目链接Given a string, find the length of the
longest substring without repeating characters. For example, the longest
substring without repeating letter...
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其他好文 时间：
2014-05-24 02:15:57
阅读次数：
291
header (ctype.h)Character handling functionsThis
header declares a set of functions to classify and transform individual
characters.FunctionsThese fun...
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其他好文 时间：
2014-05-23 22:04:32
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504
#include "stdafx.h"#include using namespace
std;int main(){ char c,d,e,f; printf("please input two characters:\n");
c=getchar(); putchar...
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其他好文 时间：
2014-05-21 23:46:19
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352
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...
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其他好文 时间：
2014-05-21 21:20:54
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291
【题目】
Given a string containing just the characters '(' and ')', find the length of the longest valid (well-formed) parentheses substring.
For "(()", the longest valid parentheses substring is "()", which has length = 2.
Another example is ")()())", whe...
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其他好文 时间：
2014-05-20 16:39:07
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280
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
all vali...
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其他好文 时间：
2014-05-18 15:11:17
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249
【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 all valid but "(]" and "([)]" are not.
【题意】
判断给定的字符串是否是合法的...
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其他好文 时间：
2014-05-18 10:08:11
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327
【题目】
You are given a string, S, and a list of words, L, that are all of the same length. Find all starting indices of substring(s) in S that is a concatenation of each word in L exactly once and without any intervening characters.
For example, given:
S:...
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其他好文 时间：
2014-05-18 08:31:48
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228
Given a string, find the length of the longest
substring without repeating characters. For example, the longest substring
without repeating letters fo...
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其他好文 时间：
2014-05-15 17:50:38
阅读次数：
298
Regular Expression Special Characters
"."---Any single character(a "wildcard")
"["---Begin character class
"]"---End character class
"{"---Begin count
"}"---End count
"("---Begin grouping
")"...
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其他好文 时间：
2014-05-15 01:41:09
阅读次数：
548
