This weekend, at Nov/18/2018 19:05 (Moscow time) we will hold Codeforces Round 522. It is based on problems of Technocup 2019 Elimination Round 3 that will be held at the same time.
Technocup is a major olympiad for Russian-speaking high-school students, so if you fall into this category, please register at Technocup 2019 website and take part in the Elimination Round.
Div. 1 and Div.2 editions are open and rated for everyone. Register and enjoy the contests!
The round was prepared by Alexander Golovanov399 Golovanov, Evgeny white2302 Belyh, Alexandra demon1999 Drozdova, Arsenii senek_k Kirillov, Artem komendart Komendantian, Roman Ajosteen Glazov, Daria Dashk0 Kolodzey and me.