Rafael Herman
@rafaelherman
Indonesia, Jakarta
Joined Mar 2014
World Rank: #1915 (15.7 points)
Institution: Binus University
Activity over the last year
Effectiveness
- Problems solved
- 140
- Solutions submitted
- 695
Indonesia, Jakarta
Joined Mar 2014
World Rank: #1915 (15.7 points)
Institution: Binus University