Soon (on October 24, 21:00 MSK) you are lucky to participate in Codeforces Round #275 for both divisions. Pay attention to the round begining time!
We 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 marvelous Codeforces and Polygon systems.
Div1: 500 1500 1500 2000 2500
Dvi2: 500 1000 1500 2500 2500
Contest finished, congratulations for winners!