Problems by asifthegreat

Justify the Invention !

You probably heard of Professor Meiokoyi, a talented scientist. Recently she invented a new solution...

Tic Toc Toe

We all know what Tic-Toc-Toe works. But in the anime world, people aren't really interested in norma...

Yet Another Xinversion !

The problem statement is simple. You are given a rooted tree (111 is the root) and every node has a ...

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