John Smith
@scp020
China, 沈阳
Joined Aug 2022
World Rank: #22767 (1.3 points)
Institution: 东北育才学校
Activity over the last year
Effectiveness
- Problems solved
- 27
- Solutions submitted
- 103
China, 沈阳
Joined Aug 2022
World Rank: #22767 (1.3 points)
Institution: 东北育才学校