In some countries building highways takes a lot of time... Maybe that's because there are many possiblities to construct a network of highways and eng ...
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其他好文 时间：
2017-01-25 12:36:44
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217
It is vitally important to have all the cities connected by highways in a war. If a city is occupied by the enemy, all the highways from/toward that c ...
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其他好文 时间：
2017-01-18 15:08:49
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187
In some countries building highways takes a lot of time... Maybe that's because there are many possiblities to construct a network of highways and eng ...
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其他好文 时间：
2017-01-09 23:31:50
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264
Can We Build This One? Time Limit: 5000MS Memory Limit: 65536K Total Submissions: 1475 Accepted: 546 Case Time Limit: 2000MS Description “Highways are ...
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其他好文 时间：
2016-08-29 00:05:23
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312
题目链接：http://poj.org/problem?id=2128 题意：给出N个城市，他们的路都是单行的，1->2,2->3,...,n-1->n，以及从2开始每个城市到1的距离，求必须建两条反向路，使从每个城市都能到另一个城市，并且，同一条城市不能建造两条反向路，例如，不能5->2,2->1 ...
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其他好文 时间：
2016-08-23 01:09:18
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149
Highways
Time Limit: 1000MS
Memory Limit: 65536K
Total Submissions: 28592
Accepted: 13037
Description
The island nation of Flatopia is perfectly flat. Unfortunately...
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编程语言 时间：
2016-08-08 15:49:21
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166
Description The island nation of Flatopia is perfectly flat. Unfortunately, Flatopia has no public highways. So the traffic is difficult in Flatopia. ...
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其他好文 时间：
2016-08-03 22:17:42
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322
Highways Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 28390 Accepted: 12936 Description The island nation of Flatopia is perfectly flat. ...
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其他好文 时间：
2016-08-03 13:34:41
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139
Highways Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 13182 Accepted: 3814 Special Judge Description The island nation of Flatopia is pe ...
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其他好文 时间：
2016-08-03 10:34:06
阅读次数：
118
