Josisvaldo Ferreira
@aprilwine
Brazil
Joined Feb 2012
World Rank: #122183 (0 points)
Institution: Universidade Federal de Campina Grande (UFCG)
Activity over the last year
Effectiveness
- Problems solved
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- Solutions submitted
- 4
Brazil
Joined Feb 2012
World Rank: #122183 (0 points)
Institution: Universidade Federal de Campina Grande (UFCG)