712x3
UID: 10018, Registered at 10 months ago, last login at 10 months ago, currently offline.
Solved 1 problems, RP: 8.4 (No. 5799)
- Bio
- Accepted Problems
- Recent Activities
This person is lazy and didn't write anything.
This person is lazy and didn't join any contests or homework.
Problem Tags
- 清华大学
- 1