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Re:可以用置换群吧，每个点的单独周期都<=100。如果用矩阵乘法的话，这题需要求逆矩阵么？

Posted by gf_lu at 2009-05-17 15:28:15 on Problem 3735
In Reply To:可以用置换群吧，每个点的单独周期都<=100。如果用矩阵乘法的话，这题需要求逆矩阵么？ Posted by:gf_lu at 2009-05-17 15:13:03 
只有s操作交换两只猫手上的nut集
e和g操作都看成对猫i当前手上的nut集的操作，而不看成是对猫的操作。
这样每个nut集的转移的周期都是<=100的
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