ádjkshdf aklsdjfhsdfk
@ngockhain
Viet Nam, Ho Chi Minh city
Joined Nov 2017
World Rank: #29409 (0.9 points)
Activity over the last year
Effectiveness
- Problems solved
- 21
- Solutions submitted
- 99
Viet Nam, Ho Chi Minh city
Joined Nov 2017
World Rank: #29409 (0.9 points)