Hi, codeforces!
I am happy to invite you to the rated round #493, which happens at 01.07.2018 17:05 (Московское время).
This round writters are — Ildar 300iq Gainullin, Grigory vintage_Vlad_Makeev Reznikov, Mike MikeMirzayanov Mirzayanove, and me, cdkrot.
Big thanks for people, who tested round — Shiqing cyand1317 Lyu, Andrew GreenGrape Rayskiy, Ivan isaf27 Safonov, Alexey Aleks5d Upirvitsky. Also thanks to Mike MikeMirzayanov Mirzayanov and Nikolay KAN Kalinin for help with round preparation.
And to Mike MikeMirzayanov Mirzayanov for codeforces and polygon systems.
I hope you will enjoy the problemset, good luck and have fun!
Scoring distribution will be published before the round.