irfan f
@mirfanf
Indonesia, bogor
Joined Nov 2018
World Rank: #18567 (1.7 points)
Institution: SMxkd
Activity over the last year
Effectiveness
- Problems solved
- 20
- Solutions submitted
- 129
Indonesia, bogor
Joined Nov 2018
World Rank: #18567 (1.7 points)
Institution: SMxkd