恒宇 艾
@astatineahy
China, dalian
Joined Sep 2021
World Rank: #7721 (4.6 points)
Institution: Dalian No24 Senior High
Activity over the last year
Effectiveness
- Problems solved
- 40
- Solutions submitted
- 94
China, dalian
Joined Sep 2021
World Rank: #7721 (4.6 points)
Institution: Dalian No24 Senior High