eriri

UID: 3845, Registered at 2023-6-18 22:58:26, last login at 2023-6-24 19:52:17, currently offline.

Solved 2 problems, RP: 12 (No. 3616)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1160
P1159
Recent Activities

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

清华大学: 2