João Sobral
@chinchila
Brazil, Rio de Janeiro
Joined May 2018
World Rank: #10625 (3.3 points)
Institution: Universidade Federal do Rio de Janeiro (UFRJ)
Activity over the last year
Effectiveness
- Problems solved
- 26
- Solutions submitted
- 125
Brazil, Rio de Janeiro
Joined May 2018
World Rank: #10625 (3.3 points)
Institution: Universidade Federal do Rio de Janeiro (UFRJ)
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