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Re:我本来直接用最小路径覆盖,WA了,看了大家说的,加了一个dijstra,AC了,现在更大的问题来了,它为什么AC了,之前错哪了In Reply To:我本来直接用最小路径覆盖,WA了,看了大家说的,加了一个dijstra,AC了,现在更大的问题来了,它为什么AC了,之前错哪了 Posted by:070824216 at 2009-08-25 23:00:38 因为不同路径可以含有相同的点,需要给能到达的点之间都连上边才能转化为裸的路径覆盖 Followed by: Post your reply here: |
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