shiyang bian
@bianshiyang
China, beijing
Joined Aug 2023
World Rank: #6897 (5.2 points)
Institution: scool
Activity over the last year
Effectiveness
- Problems solved
- 45
- Solutions submitted
- 126
China, beijing
Joined Aug 2023
World Rank: #6897 (5.2 points)
Institution: scool