Marcin Stefanowicz
@matek_y
Poland, Lublin
Joined Sep 2019
World Rank: #41451 (0.5 points)
Institution: None
Activity over the last year
Effectiveness
- Problems solved
- 17
- Solutions submitted
- 27
Poland, Lublin
Joined Sep 2019
World Rank: #41451 (0.5 points)
Institution: None