David Springer
@asicdude
United States, Eau Claire
Joined Jun 2013
World Rank: #34848 (0.7 points)
Institution: N/A
Activity over the last year
Effectiveness
- Problems solved
- 21
- Solutions submitted
- 55
United States, Eau Claire
Joined Jun 2013
World Rank: #34848 (0.7 points)
Institution: N/A