Discussion @ 1491. Unreal Story @ Timus Online Judge

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Discussion of Problem 1491. Unreal Story

TLE on test18

I use very simple algo, prompt other algo please.

Edited by author 10.08.2011 15:32

Re: TLE on test18

Posted by Mahilewets 24 Jul 2017 01:14

Segment tree with range update, obviously.
And even Fenwick tree with range increment. (Petr described such a Fenwick tree in his blog)