shiyang bian
@bianshiyang
China, beijing
Joined Aug 2023
World Rank: #7903 (4.5 points)
Institution: scool
Activity over the last year
Effectiveness
- Problems solved
- 35
- Solutions submitted
- 110
China, beijing
Joined Aug 2023
World Rank: #7903 (4.5 points)
Institution: scool