arg 53
@arg_53
China, Longyan
Joined Apr 2018
World Rank: #31960 (0.8 points)
Institution: Hogwarts School of Witchcraft and Wizardry
Activity over the last year
Effectiveness
- Problems solved
- 18
- Solutions submitted
- 76
China, Longyan
Joined Apr 2018
World Rank: #31960 (0.8 points)
Institution: Hogwarts School of Witchcraft and Wizardry