A sequence of N positive integers (10 < N < 100 000), each of them less than or equal 10000, and a positive integer S (S < 100 000 000) are given. Write a program to find the minimal length of the sub...
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其他好文 时间:
2014-08-23 11:22:40
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198
Given a stringSand a stringT, count the number of distinct subsequences ofTinS.A subsequence of a string is a new string which is formed from the orig...
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其他好文 时间:
2014-08-22 21:06:19
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203
LCS stands for longest common subsequence, and it is a well known problem. A sequence in thisproblem means a list of integers, and a sequence X is con...
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2014-08-22 00:14:45
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303
题目:poj 1458 Common Subsequence
Description
A subsequence of a given sequence is the given sequence with some elements (possible none) left out. Given a sequence X = another sequence Z = is a...
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2014-08-19 19:04:25
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182
题目:POJ 2533 Longest Ordered Subsequence
Description
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:
2014-08-19 16:37:44
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218
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1110 - An Easy LCS
PDF (English)
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Time Limit: 2 second(s)
Memory Limit: 32 MB
LCS means 'Longest Common Subsequence' that means ...
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其他好文 时间:
2014-08-19 12:59:35
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604
题目参考自博客:http://blog.csdn.net/u011498819/article/details/38356675题意:查找这样的子回文字符串(未必连续,但是有从左向右的顺序)个数。简单的区间dp,哎,以为很神奇的东西,其实也是dp,只是参数改为区间,没做过此类型的题,想不到用dp,以...
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其他好文 时间:
2014-08-18 10:36:34
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200
Given a string S and a string T, count the number of distinct subsequences of T in S.A subsequence of a string is a new string which is formed from th...
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其他好文 时间:
2014-08-16 12:23:50
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221
最长公共子序列
时间限制:3000 ms | 内存限制:65535 KB
难度:3
描述
咱们就不拐弯抹角了,如题,需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 Subsequence)。其定义是,一个序列 S ,如果分别是两个或多个已知序列的子序列,且是所有符合...
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其他好文 时间:
2014-08-15 00:05:56
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335
Given a string S and a string T, count the number of distinct subsequences of T in S.
A subsequence of a string is a new string which is formed from the original string by deleting some (can be non...
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其他好文 时间:
2014-08-09 13:30:47
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211