rafiar rahmansyah
@rafiarr
Indonesia, surabaya
Joined Oct 2014
World Rank: #19521 (1.6 points)
Institution: Institut Teknologi Sepuluh Nopember
Activity over the last year
Effectiveness
- Problems solved
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- Solutions submitted
- 145
Indonesia, surabaya
Joined Oct 2014
World Rank: #19521 (1.6 points)
Institution: Institut Teknologi Sepuluh Nopember