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用逆序数?

Posted by Honest at 2006-03-13 13:56:02 on Problem 1077
In Reply To:各位朋友,这道题有什么剪枝技巧么?我只会搜, 如果用贪心优先搜索的话,用哪个估价函数比较好呢? Posted by:Honest at 2006-03-13 13:55:00


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