Cover the Points

You are given a set of points P, and a set of target points M in 2D space. For each point M[i] in M,...

Sticking Pins

You are sticking pins on a 2D board at N given coordinates. However, since you are not very good at ...

The Wall

A long time ago in a galaxy far, far away, there lived two groups of people named Stormtroopers and ...

Bikpik Colony

Bikpiks are very small aliens. Day by day they are becoming very dangerous for human being. They liv...

Hizitizi's Array Cutting

Hizitizi is a new character in our story. In every episode, he gets a task to do from his imaginary ...