zydy
@snowy_night
China, fujian
Joined Feb 2021
World Rank: #4729 (7.4 points)
Institution: quanzhou
qq1012756335
Activity over the last year
Effectiveness
- Problems solved
- 21
- Solutions submitted
- 181
China, fujian
Joined Feb 2021
World Rank: #4729 (7.4 points)
Institution: quanzhou
qq1012756335