Hi everybody!
On August 29, в 18:05 MSK Codeforces Round #430 (Div. 2) will be held. As usual, Div.1 participants can join out of competition.
The problems are prepared by me Glebodin and Ilya Ilua Maximov. Many thanks to Alexey Perforator Ripinen for help in preparations of the round. Great thanks to Alexey Livace Ilyukhov, Ildar 300iq Gainullin, Daniil qoo2p5 Nikolenko for testing the round, Nikolay KAN Kalinin for helping us preparing the round, Maxim HellKitsune Finutin and Ivan BledDest Androsov for testing this round and Mike MikeMirzayanov Mirzayanov for the Codeforces and Polygon systems.
The scoring is : 500 — 1000 — 1500 — 2000 — 2500
Congratulations to the winners:
Div. 1:
Div. 2:
Editorial : http://codeforces.me/blog/entry/54179