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预处理一下,然后就是个TSP问题(不走回到原点,注意串包含的情况就可以了)In Reply To:看过一个POJ分类把这题分到DP里了，能DP吗？ Posted by:blablabla at 2007-03-12 23:56:47 Followed by: Post your reply here: |
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