徐俊

UID: 84, Registered at 2024-10-23 21:02:27, last login at 2024-10-25 18:58:02, currently offline.

Solved 0 problems, RP: 9.4 (No. 78)

Bio

This person is lazy and didn't write anything.
Recent Activities
- A组 OI
- 赛前测试 OI
Recent Solutions

This person is lazy and didn't write any solutions.