vainRain
UID: 6006, Registered at 2023-9-15 16:31:59, last login at 2023-9-15 16:33:07, currently offline.
Solved 1 problems, RP: 1.14 (No. 18447)
-
Bio
This person is lazy and didn't write anything. -
Accepted Problems
-
Recent Activities
This person is lazy and didn't join any contests or homework.
Problem Tags
- 美团
- 1