Infinitum April 14 - HackerRank

Hi, fellow Coders.

I am glad to invite you to join the amazing math contest Infinitum April’14, a monthly contest restricted to mathematics domain, held on HackerRank.

Register at

It’s a 4 day contest with 6 problems, out of which 2 are written by me.
Problem statements are available in English, Russian and Chinese.

You can view the last month’s challenges here:
This month, the problems are much more interesting, have more variety and are a little more difficult.

Looking forward to your participation. If you have queries, feel free to ask here.

Update1: Just 3 more days left.
Update2: Contest has begun!