Negative Sandwich Sudoku
| Solver | Solution date |
|---|---|
| Zombie Hunter | on 1. April 2023, 02:20 |
| Vebby | on 22. December 2021, 11:48 |
| ParaNox | on 29. September 2021, 04:40 |
| moss | on 1. May 2021, 16:56 |
| DiMono | on 16. April 2021, 23:20 |
| RockyRoer | on 29. December 2020, 05:49 |
| Imperial Marcher | on 22. August 2020, 11:25 |
| NikolaZ | on 13. August 2020, 16:40 |
| Woodsy | on 12. August 2020, 05:04 |
| bosjo | on 11. August 2020, 13:46 |
| emmettcito | on 9. August 2020, 14:49 |
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