@yefeng1627
China
Joined Jan 2013
World Rank: #79747 (0.1 points)
Activity over the last year
Effectiveness
- Problems solved
- 1
- Solutions submitted
- 12
Problems
List of solved classical problems:
FTOUR2 |
China
Joined Jan 2013
World Rank: #79747 (0.1 points)
FTOUR2 |