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Discussion of Problem 1028. Stars

My solution works 0.031sec!
Posted by zouxun 21 Aug 2006 15:45
My solution works 0.031sec and only use 374KB.
Re: My solution works 0.031sec!
Posted by TIA (Lyceum #165) 12 Mar 2008 20:31
My solution works 0.031 too, I used fenwick tree. What did you use?