Echizen Ryoma
@echizenryoma
China, Chengdu
Joined Mar 2014
World Rank: #17714 (1.8 points)
Institution: Echizen Ryoma
Activity over the last year
Effectiveness
- Problems solved
- 151
- Solutions submitted
- 761
China, Chengdu
Joined Mar 2014
World Rank: #17714 (1.8 points)
Institution: Echizen Ryoma