Greetings to the Codeforces community!
Regular Codeforces round #308 for participants from the second division will take place on 18 June, 19:30 MSK. Participants from the first division are able to participate out of the contest.
It is my second round on Codeforces(First round — Codeforces Round 280 (Div. 2)). Hope you will enjoy this round.
I want to thank Max Akhmedov (Zlobober) for help with preparation of this round, Maria Belova (Delinur) for translation of statements and Mike Mirzayanov (MikeMirzayanov) for great Codeforces and Polygon systems.
Participants will be given five problems and two hours to solve these problems.
UPD: Scoring is standard: 500-1000-1500-2000-2500.
UPD: Congratulation to the winners:
