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

Pupil

ivanlupp

Ivan Luppov, Korolev, Russia
449 problems
solved for all time
12 problems
solved for the last year
0 problems
solved for the last month
15 days
in a row max.
2 days
in a row for the last year
0 days
in a row for the last month