Nguyễn Đức Hạnh

@duchanh10tin

Viet Nam, Biên Hòa, Đồng Nai

Joined Oct 2016

World Rank: #3514 (9.6 points)

Institution: Trường thpt chuyên Lương Thế Vinh

Activity over the last year

Effectiveness

 Problems solved
27
 Solutions submitted
88

Problems