Piotr Chabierski
@piotrch
United Kingdom, London
Joined Dec 2007
World Rank: #24170 (1.2 points)
Institution: Imperial College London
Activity over the last year
Effectiveness
- Problems solved
- 26
- Solutions submitted
- 85
United Kingdom, London
Joined Dec 2007
World Rank: #24170 (1.2 points)
Institution: Imperial College London