@ll931110
Viet Nam
Joined Dec 2008
World Rank: #204 (87.4 points)
Institution: DHKHTNDHQGHN
Activity over the last year
Effectiveness
- Problems solved
- 388
- Solutions submitted
- 1095
Viet Nam
Joined Dec 2008
World Rank: #204 (87.4 points)
Institution: DHKHTNDHQGHN