Hello everyone!
November 14, 19:30 MSK will take place Codeforces Round #212 (Div. 2), which was prepared by group of authors from Saratov State University: Artem Sedanov (FunkyCat), Sergey Sukhov (Serega), Olga Chikatueva (Helga), Dmitriy Zaycev (My-my).
We thank coordinator of Codeforces rounds Gerald Agapov (Gerald) for useful hints and Maria Belova (Delinur) for translation of problem's statements into English.
Good luck and high rating to all!
UPD1. In this round will be used dynamic scoring system (see here).
UPD2. Tutorial is published here.
UPD3. Rating is updated. We congratulate the winners who solved four problems: