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Re:我就用这个做的，但把可选城市拆成两个点了，交了19次还是WA，有什么陷阱吗

Posted by Tuz at 2009-09-12 17:57:10 and last updated at 2009-09-12 18:08:10
In Reply To:Re:每个可选城市加一条边到汇点，权值为该点的权值，最小割 Posted by:Xiaonei at 2009-09-12 17:48:07 
rt.
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