首先呢 可能会想到用一个windows去放这些东西.可能会想到hashtable去. 但是hashtable 无法用Index去查询.abcabcbb. hashtable: abc 当第二个a来的时候, 我们想bca 貌似不好实现.这种情况就很像LRU. 用 node连接,用hashta...
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其他好文 时间:
2014-10-02 04:12:22
阅读次数:
154
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 concatenati...
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其他好文 时间:
2014-10-01 17:00:11
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170
Given a string S,
find the longest palindromic substring in S.
You may assume that the maximum length of S is
1000, and there exists one unique longest palindromic substring.
面DP题的考官都是神经病。。(吐...
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其他好文 时间:
2014-10-01 13:15:31
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242
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:
2014-10-01 09:59:00
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245
Java 7u6 修改了String#substring.的实现...
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其他好文 时间:
2014-10-01 05:34:40
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218
Given a string containing just the characters'('and')', find the length of the longest valid (well-formed) parentheses substring.For"(()", the longest...
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编程语言 时间:
2014-10-01 02:49:20
阅读次数:
232
Given an unsorted array of integers, find the length of the longest consecutive elements sequence.
For example,
Given [100, 4, 200, 1, 3, 2],
The longest consecutive elements sequence is [1, 2, 3...
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其他好文 时间:
2014-09-30 21:48:20
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179
AndyZhangwelcome to java worldc#中字符串截取使用的方法String substring(int beginIndex)String substring(int beginIndex, int endIndex)String.Substring (Int32) 子...
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其他好文 时间:
2014-09-30 18:49:39
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277
Given a stringS, find the longest palindromic substring inS. You may assume that the maximum length ofSis 1000, and there exists one unique longest pa...
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其他好文 时间:
2014-09-30 17:19:19
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173
SQLServer基本函数SQLServer基本函数1.字符串函数长度与分析用1,datalength(Char_expr)返回字符串包含字符数,但不包含后面的空格2,substring(expression,start,length)取子串,字符串的下标是从“1”,start为起始位置,length为字符串长度,实际应用中以len(expression)取得其..
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数据库 时间:
2014-09-30 05:12:12
阅读次数:
224