Chang-Hyon Sin
@rns
Korea, Democratic People's Republic Of, Pyongyang
Joined Aug 2013
World Rank: #3417 (9.9 points)
Institution: Kim Il Sung University
Activity over the last year
Effectiveness
- Problems solved
- 49
- Solutions submitted
- 336
Problems
List of solved classical problems:
TODO list of classical problems:
| CLOPPAIR | VFMUL | |||||
| TEST |
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