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Re:就是求逆序数 ~In Reply To:Re:就是求逆序数 ~ Posted by:scuacm at 2003-11-01 17:07:40 > 请说详细一点? 1 2 3 4 ==> 4 3 2 1 2 3 4 1 ==> 4 3 2 1 3 4 1 2 ==> 4 3 2 1 4 1 2 3 ==> 4 3 2 1 求出所有从 第一列 换 到第二列的交换次数, 取最小值就可以了 Followed by:
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