Chingxu Ying
@yingjingxu
China, Ningbo
Joined Feb 2024
World Rank: #1549 (19 points)
Institution: Fenghua Experiment Middle School
idk。。。。。。
Activity over the last year
Effectiveness
- Problems solved
- 77
- Solutions submitted
- 184
China, Ningbo
Joined Feb 2024
World Rank: #1549 (19 points)
Institution: Fenghua Experiment Middle School
idk。。。。。。