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如果用DP做的话,可以储存上一状态的,那么不就可以了吗?最后加个循环反过来读路径

Posted by Essence_me at 2005-08-08 21:47:30 on Problem 1015
In Reply To:就是怎样? Posted by:cubic at 2005-08-06 14:26:23


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