712x3

UID: 10018, Registered at 2024-6-9 16:06:25, last login at 2024-6-12 15:08:36, currently offline.

Solved 1 problems, RP: 8.4 (No. 4285)

Bio

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

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

清华大学: 1