Christmas Sudoku (Even/Odd-Killer + Disjoint Groups)
| Solver | Solution date | 
|---|---|
| zorant | on 14. March 2021, 09:19 | 
| NikolaZ | on 2. January 2021, 09:22 | 
| SKORP17 | on 31. December 2020, 17:09 | 
| kishy72 | on 30. December 2020, 20:09 | 
| Julianl | on 23. December 2020, 13:21 | 
| rimodech | on 23. December 2020, 00:03 | 
| Steaky | on 22. December 2020, 19:42 | 
| Ours brun | on 22. December 2020, 19:07 | 
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