David Duncan
@dduncan
United States, San Diego
Joined Aug 2011
World Rank: #6473 (5.5 points)
Institution: -
Activity over the last year
Effectiveness
- Problems solved
- 40
- Solutions submitted
- 183
Problems
List of solved classical problems:
TODO list of classical problems:
| BALLOT | CUCKOO | |||||
| C1LJUTNJ | HC12 |
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