Given a string, find the length of the longest substring without repeating characters. Examples: Given "abcabcbb", the answer is "abc", which the leng ...
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其他好文 时间:
2017-08-03 18:53:35
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147
A numeric sequence of ai is ordered if a1 < a2 < ... < aN. Let the subsequence of the given numeric sequence ( a1, a2, ..., aN) be any sequence ( ai1, ...
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其他好文 时间:
2017-08-03 16:58:01
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144
This is yet another problem dealing with regular bracket sequences. We should remind you that a bracket sequence is called regular, if by inserting «+ ...
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其他好文 时间:
2017-08-03 16:54:29
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134
Given a binary array, find the maximum number of consecutive 1s in this array. Example 1: Note: The input array will only contain 0 and 1. The length ...
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其他好文 时间:
2017-08-03 11:24:09
阅读次数:
145
Sum of Consecutive Prime Numbers Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 25919 Accepted: 14080 Description Some positive integers c ...
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其他好文 时间:
2017-08-02 11:06:08
阅读次数:
270
开始想 用 group 把Num都聚在一起 -- Group By语句从英文的字面意义上理解就是“根据(by)一定的规则进行分组(Group)”。--它的作用是通过一定的规则将一个数据集划分成若干个小的区域,然后针对若干个小区域进行数据处理。但是group by是先排序后分组; 每个部门有多少人: ...
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数据库 时间:
2017-08-01 20:47:27
阅读次数:
189
这个好多算法书上都有,不仅限于《算法导论》 时间限制:3000 ms | 内存限制:65535 KB 难度:3 描写叙述 咱们就不拐弯抹角了,如题。须要你做的就是写一个程序,得出最长公共子序列。 tip:最长公共子序列也称作最长公共子串(不要求连续),英文缩写为LCS(Longest Common ...
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其他好文 时间:
2017-07-31 10:15:45
阅读次数:
215
14. Longest Common Prefix My Submissions Question Editorial Solution Total Accepted: 97052 Total Submissions: 345681 Difficulty: Easy Write a function ...
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其他好文 时间:
2017-07-30 21:08:23
阅读次数:
119
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:
2017-07-30 12:47:36
阅读次数:
87