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你是直接用状态下标来DP的吗？我是用状态扩展来DP，这样可以减少很多无效状态，所以我的速度很快。In Reply To:难道是我的算法写得有问题？你试试我下面这组数据 Posted by:yygy at 2014-07-01 08:17:57 > 3 3 20 > 1 1 1 > 1 -1 1 > 1 1 1 > > > 可能是我的算法写错了，这题的数据有些弱。 Followed by: Post your reply here: |
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