.detail_row?{
????overflow?:hidden;
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.detail_col_one,?.detail_col_two,?.detail_col_three,?.detail_col_four,.one-row-label,?.one-row-content?{
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其他好文 时间：
2014-08-06 02:06:20
阅读次数：
1254
题目：Given two words (start and end), and a dictionary, find all shortest transformation sequence(s) from start to end, such that:Only one letter can b....
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编程语言 时间：
2014-08-06 01:52:30
阅读次数：
251
Problem DescriptionGiven two matrices A and B of size n×n, find the product of them.bobo hates big integers. So you are only asked to find the result ...
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其他好文 时间：
2014-08-06 01:43:40
阅读次数：
334
题目：Given two words (start and end), and a dictionary, find the length of shortest transformation sequence from start to end, such that:Only one letter...
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编程语言 时间：
2014-08-06 01:35:30
阅读次数：
389
DescriptionStacking BoxesBackgroundSome concepts in Mathematics and Computer Science are simple in one or two dimensions but become more complex when ...
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其他好文 时间：
2014-08-06 01:32:20
阅读次数：
275
Problem Description
bobo has a sequence a1,a2,…,an. He is allowed to swap two
adjacent numbers for no more than k times.
Find the minimum number of inversions after his swaps.
Note: The number...
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其他好文 时间：
2014-08-05 22:44:03
阅读次数：
248
Problem Description
Given two matrices A and B of size n×n, find the product of them.
bobo hates big integers. So you are only asked to find the result modulo 3.
Input
The input consists of...
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其他好文 时间：
2014-08-05 22:38:00
阅读次数：
248
Description
Let x and y be two strings over some finite alphabet A. We would like to transform
x into y allowing only operations given below:
Deletion: a letter in x is missing in y at a corr...
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其他好文 时间：
2014-08-05 19:32:50
阅读次数：
247
Problem B: The Largest Clique
Given a directed graph G, consider the following transformation. First, create a new graph T(G) to have the same vertex set as G. Create a directed edge between two ve...
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其他好文 时间：
2014-08-05 19:26:40
阅读次数：
365
Given n non-negative integers a1, a2, ..., an, where each represents a point at coordinate (i, ai). n vertical lines are drawn such that the two endpo...
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其他好文 时间：
2014-08-05 18:54:19
阅读次数：
282
