alaa hajar
@alaa_55
Jordan, irbid
Joined Dec 2016
World Rank: #47640 (0.4 points)
Institution: ala
Activity over the last year
Effectiveness
- Problems solved
- 21
- Solutions submitted
- 146
Jordan, irbid
Joined Dec 2016
World Rank: #47640 (0.4 points)
Institution: ala