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同求解答

Posted by digense at 2010-10-25 21:18:32 on Problem 1275
In Reply To:大牛来解释下从-1到23加一条权值为ans的边的原因,非常感谢 Posted by:chm1994 at 2010-08-19 09:23:44
> 我是对于每个A-B>=C,从B出发指一条到A的权值为c的边
> rt

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