zip is a built-in function that takes two or more sequence and ‘zips’ them into a list of tuples, where each tuple contains one element from each sequ...
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其他好文 时间：
2014-07-22 22:53:14
阅读次数：
269
Given a string containing just the characters'(',')','{','}','['and']', determine if the input string is valid.The brackets must close in the correct ...
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其他好文 时间：
2014-07-22 22:52:56
阅读次数：
222
经典kmp 1 #include 2 #include 3 using namespace std; 4 5 int n,m; 6 int a[1000010],b[10010],next[10010]; 7 8 void getnext (int *s,int *next)...
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其他好文 时间：
2014-07-22 22:52:33
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182
题目描述： Given an increasing sequence S of N integers, the median is the number at the middle position. For example, the median of S1={11, 12, 13, 14} is...
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其他好文 时间：
2014-07-22 22:48:53
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207
Problem Description
An equal sum partition of a sequence of numbers is a grouping of the numbers (in the same order as the original sequence) in such a way that each group has the same sum. For examp...
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其他好文 时间：
2014-07-20 15:42:42
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256
Description
We give the following inductive definition of a “regular brackets” sequence:
the empty sequence is a regular brackets sequence,if s is a regular brackets sequence, then (s) and [s]...
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其他好文 时间：
2014-07-19 23:42:40
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258
Consider an arbitrary sequence of integers. One can place + or - operators between integers in the sequence, thus deriving different arithmetical expr...
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其他好文 时间：
2014-07-19 22:37:50
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243
Longest Ordered Subsequence
Time Limit: 2000MS
Memory Limit: 65536K
Total Submissions: 32192
Accepted: 14093
Description
A numeric sequence of ai is ordered if a1 a...
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其他好文 时间：
2014-07-19 11:47:53
阅读次数：
169
Common Subsequence
Time Limit: 1000MS
Memory Limit: 10000K
Total Submissions: 37614
Accepted: 15058
Description
A subsequence of a given sequence is the given seque...
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其他好文 时间：
2014-07-19 11:17:54
阅读次数：
218
Longest Ordered Subsequence
Time Limit: 2000MS
Memory Limit: 65536K
Total Submissions: 32192
Accepted: 14093
Description
A numeric sequence of ai is ordered if
a1 a2...
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其他好文 时间：
2014-07-19 11:11:54
阅读次数：
159
