Wavio Palindrome

Palindrome is a string which reads the same from both right to left and left to right. Formally, a s...

Zoba the Misleader

Zoba has 3 strings, named S1, S2 and S3. He wanted to make a tough problem for Mihaf with these stri...

The Story of Stringland

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