623156869
UID: 11207, Registered at 7 months ago, last login at 7 months ago, currently offline.
Solved 1 problems, RP: 5.8 (No. 6578)
- 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
- 得物
- 1