You will be given 6 algorithmic questions to solve in 3 hours. Partial scoring will be used (you get points for passing each test case). Although the contest is targeted towards beginners, we hope that everyone finds the tasks interesting. The contest is rated for all and the prizes will be awarded to the top 3 beginners (i.e. programmers with a rating of 1600 or less before the challenge starts):
First place: $75 Amazon gift card.
Second place: $50 Amazon gift card.
Third place: $25 Amazon gift card.
HackerEarth T-shirts to top 10 beginners.
Good luck to everyone, and let's discuss the problems after the contest!
UPD — The contest begins in 30 minutes.
UPD2 — The contest has ended. Congratulations to the winners. The Editorials for most of the problems have been published. Feel free to discuss anything in the comments.