Chingxu Ying
@yingjingxu
China, Ningbo
Joined Feb 2024
World Rank: #1378 (21.3 points)
Institution: Fenghua Experiment Middle School
idk。。。。。。
Activity over the last year
Effectiveness
- Problems solved
- 84
- Solutions submitted
- 214
China, Ningbo
Joined Feb 2024
World Rank: #1378 (21.3 points)
Institution: Fenghua Experiment Middle School
idk。。。。。。