Christian Helbling
@helch
Switzerland, Winterthur
Joined Oct 2006
World Rank: #313 (66.3 points)
Institution: ETH Zürich
Activity over the last year
Effectiveness
- Problems solved
- 351
- Solutions submitted
- 1364
Switzerland, Winterthur
Joined Oct 2006
World Rank: #313 (66.3 points)
Institution: ETH Zürich