Duy Nguyáť n
@duyboy135
Viet Nam, Hanoi
Joined Sep 2013
World Rank: #9741 (3.6 points)
Institution: THPT chuyen KHTN
Activity over the last year
Effectiveness
- Problems solved
- 23
- Solutions submitted
- 89
Viet Nam, Hanoi
Joined Sep 2013
World Rank: #9741 (3.6 points)
Institution: THPT chuyen KHTN