Haokun Yang
@yhk1001
China, Beijing
Joined Jul 2021
World Rank: #6741 (5.3 points)
Institution: rdfz
Activity over the last year
Effectiveness
- Problems solved
- 47
- Solutions submitted
- 82
China, Beijing
Joined Jul 2021
World Rank: #6741 (5.3 points)
Institution: rdfz