清竹

UID: 38168, Registered at 2026-4-25 15:44:48, last login at 2026-4-27 21:37:42, last active at 2026-4-29 19:12:19.

Solved 6 problems, RP: 18 (No. 10086)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P3990

P3991
P3992

P3993
P4489

P4496
Recent Activities

This person is lazy and didn't join any contests or homework.