UID: 2567, Registered at 2025-4-1 9:21:10, last login at 2025-12-15 15:37:31, currently offline.
School : 杭州市慧澜中学
Solved 39 problems, RP: 100 (No. 878)
-
Bio
This person is lazy and didn't write anything. -
Recent Activities
This person is lazy and didn't join any contests or homework.