r y
@yang114514
China, 济南
Joined Feb 2024
World Rank: #10360 (3.4 points)
Institution: I dont KNOW
NOTHING
Activity over the last year
Effectiveness
- Problems solved
- 30
- Solutions submitted
- 104
China, 济南
Joined Feb 2024
World Rank: #10360 (3.4 points)
Institution: I dont KNOW
NOTHING