Ji Sun
@ariosty
Canada, Waterloo
Joined Apr 2015
World Rank: #79693 (0.1 points)
Institution: University of Waterloo
Activity over the last year
Effectiveness
- Problems solved
- 33
- Solutions submitted
- 47
Canada, Waterloo
Joined Apr 2015
World Rank: #79693 (0.1 points)
Institution: University of Waterloo