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这是碰巧过的吧

Posted by Mikucon at 2012-07-09 11:19:56 on Problem 1860
In Reply To:Re:用spfa过的 Posted by:1120102012 at 2012-05-29 21:50:29
你这是碰巧吧,有要求交换次数不少于10000,万一有组数据必须交换10001次才赚怎么办?但我代码若加此判断就错了,求解释

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