帅气的沙丘

UID: 52257, Registered at 2026-8-29 17:34:59, last login at 2026-9-4 11:29:48, last active at 2026-9-4 15:25:27.

Solved 4 problems, RP: 11 (No. 17133)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P3990
P3991
P3992
P4068
Recent Activities

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