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Re:这题应该是递推式然后用矩阵乘法解.mod 2005 应该是这题设计的最失败的地方,很容易找到了循环节.

Posted by liuyuyangfoam at 2005-12-25 12:12:21 on Problem 2440
In Reply To:这题应该是递推式然后用矩阵乘法解.mod 2005 应该是这题设计的最失败的地方,很容易找到了循环节. Posted by:achilles at 2005-12-25 11:49:05
矩阵乘法是干什么的啊,不懂啊,可否指点一下。
到是知道矩阵相乘的Strassen算法,不知道有点关系没?

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