Please read the new rule regarding the restriction on the use of AI tools. ×

Pupil

_kookmin20103324_

haeso haeso, Seoul, South Korea
229 problems
solved for all time
1 problem
solved for the last year
0 problems
solved for the last month
5 days
in a row max.
1 day
in a row for the last year
0 days
in a row for the last month