qqqq121312

UID: 3900, Registered at 2023-6-28 19:10:36, last login at 2023-6-28 19:10:36, currently offline.

Solved 1 problems, RP: 4 (No. 5787)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1050
Recent Activities

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

华东师范: 1