Palindromic Naming Convention

In Strangeland, people name their child in a cute way. I’m sure ...

Chikongunia

Chikongunia is an epidemic in Dhaka right now. Many people are a...

Is It A Square?

Shikamaru is the most brilliant student of his class. He is ve...

Unique Substrings Query

You will be given a string s of length n. Consider substring s[...

Palindrome Query I

You are given a string of length L. You have Q queries. In each ...

The Story of Stringland

The king of Stringland is employing an elite force of undercover...