Rating changes for last rounds are temporarily rolled back. They will be returned soon. ×

Expert

Radi4

Радомир Бритков, Russia
From CMC MSU
Only public activity
385 problems
solved for all time
0 problems
solved for the last year
0 problems
solved for the last month
6 days
in a row max.
0 days
in a row for the last year
0 days
in a row for the last month