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

Newbie

ks888singh

Kishan Kumar Singh, Sangrur, India
Only public activity
470 problems
solved for all time
355 problems
solved for the last year
61 problems
solved for the last month
17 days
in a row max.
16 days
in a row for the last year
10 days
in a row for the last month