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Re:注意:强连通缩点后的图不一定是一条链。

Posted by 529127 at 2015-11-28 16:26:57 on Problem 2762
In Reply To:注意:强连通缩点后的图不一定是一条链。 Posted by:QHearting at 2015-11-22 15:20:13
> 1
> 3 3
> 1 2
> 1 3
> 2 3
> Yes

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