Vox Populi

Asfia’s daughter just turned 5. She is looking for a school to get her admitted. Like every other pa...

Watercolor

Bob is the owner of a shop named “Color Maker”. He has 256 types of watercolor in his shop. The type...

Naming Convention

Tony works in a multinational technology company named Voogle LLC. The employees of Voogle follow ce...

Is It A Square?

Shikamaru is the most brilliant student of his class. He is very good at Mathematics. Mr. Asuma i...

Chikongunia

Chikongunia is an epidemic in Dhaka right now. Many people are affected by this. But the problem is,...

Match the Range

Well, I will not waste your time and go straight to the problem. You are given an array A of number...

Unique Substrings Query

You will be given a string s of length n. Consider substring s[i, n] (where i is the starting posit...

Palindrome Query I

You are given a string of length L. You have Q queries. In each query, you will be asked to either u...

The Story of Stringland

The king of Stringland is employing an elite force of undercover agents to protect the kingdom from ...

Palindromic Naming Convention

In Strangeland, people name their child in a cute way. I’m sure you already know the way by the prob...

Isomorphic Graph

You are given two connected graphs $G_1$ and $G_2$. Both of the graphs have $N$ vertices and $N$ num...

Freezing Trees

We heard you like trees. But this problem has no relation to trees being frozen. :D You are given a...