Derwin
UID: 10163, Registered at 10 months ago, last login at 8 months ago, currently offline.
Solved 4 problems, RP: 23.59 (No. 3930)
Problem Tags
- 天津大学
- 4
UID: 10163, Registered at 10 months ago, last login at 8 months ago, currently offline.
Solved 4 problems, RP: 23.59 (No. 3930)