Grandmaster

ILoveOleynikovaAlina

Матвей Олейников, Volgograd, Russia
From VSTU
2138 problems
solved for all time
295 problems
solved for the last year
6 problems
solved for the last month
34 days
in a row max.
14 days
in a row for the last year
1 day
in a row for the last month