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Re:好像都是用 dfs + 备忘录，不知道有没有自底向上的dp ,我不知道先求哪个子问题，谢谢啦In Reply To:好像都是用 dfs + 备忘录，不知道有没有自底向上的dp ,我不知道先求哪个子问题，谢谢啦 Posted by:lynxpengpeng at 2008-05-23 23:17:51 我有一个很不错的想法，其实这跟动态规划中的最长不降子序列很像，不妨可以试试！ Followed by: Post your reply here: |
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