Hardest Problem EverThe description is simple. You are given a function like below:...

Poltu and Interesting NumberPoltu Loves interesting number. So he wants to find this type of...

Complex OperationsYou are given an array A of length N. You have to perform two di...

BuildingsThere are n buildings in a row. The height of the i’th building ...

Balanced ReliefThanos just finished his relief work. We all know that Thanos l...

I Scream, You Scream!Meem loves ice cream cones. So much so that she created an ice c...

Sofdor Ali and Attack OptimizationTuki and Jha is in the middle of an interplanetary war and their...

Be Like HasibHasib, the famous programmer, uses a little game when he teaches...

The Multiplayer Action GameHave you played the game Agar.io? According to wikipedia, Agar....

Spot It!Have you played the game Spot it!? Though there are many ways to...

An Obvious Interactive ProblemI pick a number. You guess it. You can guess at most 25 times. ... 