可佳 陈
@ckj
China, 广州市
Joined Apr 2021
World Rank: #13547 (2.5 points)
Institution: 无
Activity over the last year
Effectiveness
- Problems solved
- 33
- Solutions submitted
- 66
China, 广州市
Joined Apr 2021
World Rank: #13547 (2.5 points)
Institution: 无