| Solved date | Sudoku of | Level | your time |
|---|---|---|---|
| 27th of Jun 2010 | 4th of Oct 2020 | very hard | 25:00 |
| 27th of Jun 2010 | 4th of Oct 2020 | very hard | 47:52 |
| 22nd of Jun 2010 | 12th of May 2020 | very hard | 22:34 |
| 22nd of Jun 2010 | 19th of Jul 2020 | very hard | 23:48 |
| 16th of Jun 2010 | 1st of May 2020 | very hard | 28:49 |
| 16th of Jun 2010 | 1st of May 2020 | very hard | 19:59 |
| 16th of Jun 2010 | 25th of Sep 2020 | very hard | 21:16 |
| 16th of Jun 2010 | 13th of Jun 2020 | very hard | 25:46 |