Help with a problem - Codeforces

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Help with a problem

Revision en1, by frank1369blogger, 2020-06-20 11:52:57

https://www.spoj.com/problems/DQUERY/

can anybody give me a fenwick tree approach for this problem?

Thanks.

History

Revisions

	Rev.	Lang.	By	When	Δ	Comment
	en1		frank1369blogger	2020-06-20 11:52:57	132	Initial revision (published)