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如果先判断是否有割点,如果没有割点的话只要枚举汇点就行了吧?

Posted by 1guangnian at 2011-03-19 09:40:35 on Problem 1966
In Reply To:Re:不是选两个源点,而是所有的点都需要作为源点被枚举一次 Posted by:1guangnian at 2011-03-19 09:40:15


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