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Re:大牛们做做这题。。。

Posted by zeroh323 at 2010-01-04 20:15:33
In Reply To:大牛们做做这题。。。 Posted by:0912090010 at 2010-01-04 12:29:28
> http://acm.jlu.edu.cn/joj/showproblem.php?pid=2607

tarjan求low值,然后从N沿着low往回走。。。路过的点都是答案要求的点。。。
很囧得调了一个下午。

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