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Re:这个题数据还是有问题的,很显然dij的时候

Posted by TsukinoUsagi at 2019-08-03 17:04:12 on Problem 3159
In Reply To:这个题数据还是有问题的,很显然dij的时候 Posted by:lanmao45 at 2015-04-04 21:35:04
> 如果先松弛后标记这个点走过,能AC
> 
> 反之则wa
> 
> 很明显存在负数

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