Ad Infinitum is back with its 15th Edition, a contest restricted to the mathematics domain, held on HackerRank.
Register at https://www.hackerrank.com/infinitum15
The contest commences on 15th April 15:30 UTC. You are allowed to enter the contest anytime. For tie breaking, the timer will start when you view the first challenge, which allows you to start late at your own convenience, but once started try to finish as fast as possible to be on top of the leaderboard :)
It's a 2-day contest with 8 problems (3 Easy(Tutorial), 3 Medium, 2 Hard)
Scoring Distribution: 20 25 30 40 60 80 90 100
Top 10 on leaderboard gets Cool HackerRank T shirts,
Detailed editorials will be available by the end of contest :) I suggest you try all challenges, and at the end of contest understand the solutions.