兴政 薛
@luvtmy
China, 齐齐哈尔
Joined May 2018
World Rank: #21596 (1.4 points)
Institution: 实验中学
Activity over the last year
Effectiveness
- Problems solved
- 22
- Solutions submitted
- 77
China, 齐齐哈尔
Joined May 2018
World Rank: #21596 (1.4 points)
Institution: 实验中学