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Re:你是不是理解错了堆的方法了?堆应该是O(NLogK)的吧?而且不是把第一个数组做成堆

Posted by guoxi022 at 2006-04-24 20:17:02
In Reply To:Re:你是不是理解错了堆的方法了?堆应该是O(NLogK)的吧?而且不是把第一个数组做成堆 Posted by:TN at 2006-04-24 20:13:50
> 将所有数组的最小值组成一个堆
> 每次取堆中最小元
> 然后将这个元素所在数组的次小元放入堆中
> 一直下去
> 每次操作是LogK的
> 总共就是NLogK

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