Newbie

jiusheng

Sheng Qfyp3KFxZEbkbyAbJqu9, Chengdu, China
From CNU
253 problems
solved for all time
76 problems
solved for the last year
2 problems
solved for the last month
5 days
in a row max.
4 days
in a row for the last year
1 day
in a row for the last month