Hackerrank organized another programming contests from 23.10.2015 17:30 CEST to 25.10.2015 CET called Ad Infinitum 13 – Math Programming Contest, which I participaded in.

It was my 12th contest at Hackerrank and I think I was quite successfull. I was able to solve 3 challenges and earned full points:

`Game with coins`

`Integral Points`

`The Deletion Game`

I partially solved `Multiply!`

challenge and earned 6/60 points.

My final result **276/1220**.

All solutions are available on my GitHub.