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Re:尽量选终点和终点的前一个点

Posted by paddysp at 2006-09-13 18:23:44 on Problem 1716
In Reply To:Re:尽量选终点和终点的前一个点 Posted by:cpp051200448264 at 2006-05-13 16:08:41
贪心能过,不过我中间有一步不小心n^2了,所以花了30MS


> 差分约束才是通法,条件变得诡异一些贪心就挂了
> 

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