choi hong hee
@vvshinevv
Korea, Democratic People's Republic Of, seoul
Joined Dec 2016
World Rank: #122624 (0 points)
Institution: university student
Activity over the last year
Effectiveness
- Problems solved
- 0
- Solutions submitted
- 4
Korea, Democratic People's Republic Of, seoul
Joined Dec 2016
World Rank: #122624 (0 points)
Institution: university student