haoyibo

UID: 679, Registered at 2026-9-30 14:43:23, last login at 2026-10-14 14:37:07, last active at 2026-10-14 14:42:09.

Solved 5 problems, RP: 13 (No. 349)

Bio

This person is lazy and didn't write anything.
Accepted Problems
T1000

T1001
T1002

T1007
T1008
Recent Activities

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