What are the various methods to solve this problem ?
What are the various methods to solve this problem ?
What can be the approach to solve this problem? I am not able to understand that when any array can have its lcm equal to its product?
Can anyone provide an explanation for this problem!! I am not able to understand the basic idea.
How can this problem be solved with persistent segment tree??Although there are other methods to solve this but i am interested in persistent segment tree!!
What can be various approaches to solve this problem?
Can it be solved using Fenwick Tree , square root decomposition or a persistent segment tree?
How can it be solved using Fenwick trees , DSU , Segment trees etc? Problem link- (http://www.spoj.com/problems/CPAIR/)