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Re:我有个想法就是把所有长度在Max上的链用M*N的数组标记出来,同时记录前后位置,再把这们位置拿出来,分类第一个,第二个,我们就可以从第一个开始进行查找。找到一组最小的,再从第二组中找到所有前一个是第一的最小的,这样就能保证用O(M*N)的时间找到最小的。

Posted by MasterLuo at 2009-09-16 22:42:04 and last updated at 2009-09-16 22:47:10
In Reply To:我已经改成从后往前推了,然后从前往后构造解,但是感觉还可能有这个问题,面对相等时无法判断下一次匹配的点 Posted by:twilight at 2009-09-16 21:50:54


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