Legendary Grandmaster

houpingze

pingze ydOiFIsDxdBYfSQfiHHb, Hefei, China
584 problems
solved for all time
166 problems
solved for the last year
26 problems
solved for the last month
11 days
in a row max.
10 days
in a row for the last year
4 days
in a row for the last month