Nirjhor

Milk has created an account in the newly launched social network Coffeebook. However, she cannot dec...

Milk and Mocha want to move to a new house in Coffeeland. They don’t like ugly corners sticking into...

Given an array A with N elements that is sorted in non-decreasing order. You will be given Q queries...

On his way home after a hectic day full of lab works, Tim found a sequence a1​,a2​,…,an​ of positive...