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我说的同组统计的时间,分组还是要O(nlogn)的

Posted by frkstyc at 2005-07-18 20:48:11 on Problem 2489
In Reply To:斜率相同的那些线段覆盖大概也许似乎的确可以做到O(n)??那就不能排序了....怎么搞呢? Posted by:palmtenor at 2005-07-18 20:47:05


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