Very difficult sudoku #3135
| 2 | 9 | 6 | 3 | 5 | ||||
| 6 | ||||||||
| 4 | 1 | 6 | ||||||
| 8 | 3 | 7 | 2 | |||||
| 9 | 4 | |||||||
| 6 | 2 | 1 | 7 | |||||
| 6 | 8 | 9 | ||||||
| 8 | ||||||||
| 1 | 5 | 2 | 6 | 3 |
Puzzle Completed
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