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Re:虽然用板子一遍AC了,但有个地方建图还是有点迷??

Posted by windystreet739 at 2018-04-11 20:03:52 on Problem 2195
In Reply To:虽然用板子一遍AC了,但有个地方建图还是有点迷?? Posted by:AK47biubiubiu at 2017-07-13 10:03:10
> 把0点作为超级原点,m+h+1作为汇点,m和h之间应该建容量为1,费用为这两个点的距离大小。但为什么原点到m之间和h到汇点之间的边的容量应该为1,为n为什么就不行?

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