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图很特殊，更好的算法是O(N)的DP

Posted by Dzx at 2007-09-12 09:32:07 on Problem 3377
In Reply To:我的dijkstra怎么老是超时，高手帮忙指点一下，谢谢！！！ Posted by:kikif at 2007-09-12 08:55:29 
O(nlogn)的Dijkstra凑活可以过
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