Ahasan_1999

Solving a problem during a programming contest is always a moment of happiness. During the CUET CSE ...

Shizuka and Dekisugi are playing with a binary tree rooted at 1. In each turn, the player chooses a ...

You are given an array A of N positive integers. You can do the following operation any number of ti...

You are one of the greatest programmers of the decade. Ahasan heard that you can solve range query p...