How to solve CPAIR(counting pairs) on SPOJ?

Revision en3, by vasandani68, 2016-05-12 21:22:47

How can it be solved using Fenwick trees , DSU , Segment trees etc? Problem link- (http://www.spoj.com/problems/CPAIR/)

Tags fenwick tree, dsu, segment trees

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  Rev. Lang. By When Δ Comment
en3 English vasandani68 2016-05-12 21:22:47 16 Tiny change: 'ees , DSU etc?\nPro' -> 'ees , DSU , Segment trees etc?\nPro'
en2 English vasandani68 2016-05-12 13:06:35 5
en1 English vasandani68 2016-05-11 18:15:43 144 Initial revision (published)