The 4-Colour Theorem
| Solver | Solution date |
|---|---|
| Krisonium | on 28. September 2025, 16:07 |
| Sewerin | on 28. August 2025, 00:10 |
| lmdemasi | on 16. February 2025, 00:22 |
| steeto | on 30. November 2024, 10:30 |
| gxorgx | on 7. April 2024, 12:50 |
| h5663454 | on 22. March 2024, 18:53 |
| alexc | on 11. March 2024, 23:42 |
| ManuH | on 5. March 2024, 19:54 |
| dogfarts | on 6. February 2024, 04:48 |
| Uhu | on 4. February 2024, 09:05 |
| SKORP17 | on 3. February 2024, 00:06 |
| dtoto | on 10. January 2024, 15:13 |
| Paletron | on 25. November 2023, 15:22 |
| steperlich | on 24. November 2023, 11:36 |
| Jdt112 | on 7. November 2023, 03:38 |
| snowyegret | on 3. November 2023, 18:25 |
| Tom-dz | on 21. October 2023, 05:48 |
| apendleton | on 24. September 2023, 11:25 |
| zhall12570 | on 30. June 2023, 09:45 |
| Bankey | on 25. April 2023, 17:11 |
| dennischen | on 20. April 2023, 08:04 |
| Chishiri | on 16. April 2023, 00:03 |
| shangchenxi123 | on 11. April 2023, 07:15 |
| Jodelbanane | on 23. March 2023, 23:52 |
| Blake Saligia | on 21. March 2023, 17:14 |
| DaleVandermeer | on 25. February 2023, 16:44 |
| polar | on 23. February 2023, 20:09 |
| darrenfwl | on 23. February 2023, 15:36 |
| BHUNTER47 | on 23. February 2023, 03:56 |
| Hydalin | on 19. February 2023, 15:11 |
| cha | on 15. February 2023, 09:06 |
| Xendari | on 13. February 2023, 21:47 |
| lfm | on 13. February 2023, 19:16 |
| Lara Croft | on 13. February 2023, 19:02 |
| mcc | on 13. February 2023, 12:21 |
| Raywen | on 13. February 2023, 03:23 |
| nunc | on 12. February 2023, 20:32 |
| by81996672 | on 11. February 2023, 20:54 |
| Gnosis66 | on 11. February 2023, 20:26 |
| Counterfeitly | on 11. February 2023, 16:28 |
| Elliott810 | on 11. February 2023, 04:57 |
| OGRussHood | on 11. February 2023, 00:20 |
| Da Letter El | on 10. February 2023, 06:34 |
| executive volleyball | on 9. February 2023, 20:21 |
| lepton | on 9. February 2023, 06:34 |
| panthchesh | on 9. February 2023, 05:07 |
| lianarox | on 9. February 2023, 04:21 |
| Jaych | on 8. February 2023, 20:14 |
| rmdriskill | on 8. February 2023, 19:13 |
| SudokuExplorer | on 8. February 2023, 18:54 |
| halakani | on 8. February 2023, 15:32 |
| Bjd | on 8. February 2023, 11:55 |
| ddx2407 | on 8. February 2023, 09:09 |
| MxTery | on 8. February 2023, 06:00 |
| AvonD | on 7. February 2023, 00:45 |
| tuturitu | on 6. February 2023, 22:08 |
| KNT | on 6. February 2023, 20:34 |
| amarins | on 6. February 2023, 20:20 |
| Yawnus | on 6. February 2023, 20:13 |
| tinounou | on 6. February 2023, 18:10 |
| Franjo | on 6. February 2023, 16:58 |
| mse326 | on 6. February 2023, 14:27 |
| peacherwu2 | on 6. February 2023, 12:37 |
| DVFrank | on 6. February 2023, 11:45 |
| alwaysbcoding | on 6. February 2023, 09:08 |
| cdwg2000 | on 6. February 2023, 04:04 |
| bansalsaab | on 6. February 2023, 03:37 |
| SenatorGronk | on 5. February 2023, 22:48 |
| Imperial Marcher | on 5. February 2023, 21:01 |
| giladooshlon | on 5. February 2023, 18:03 |
| Godrick | on 5. February 2023, 17:26 |
| AstralSky | on 5. February 2023, 17:02 |
| Dentones | on 5. February 2023, 14:56 |
| PixelPlucker | on 5. February 2023, 13:27 |
| Myxo | on 5. February 2023, 12:42 |
| Leonard Hal | on 5. February 2023, 11:23 |
| Jesper | on 5. February 2023, 11:18 |
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