Very difficult sudoku #3165
| 8 | 6 | 5 | 7 | 2 | ||||
| 6 | ||||||||
| 9 | 1 | 6 | ||||||
| 7 | 9 | 4 | ||||||
| 1 | 4 | 5 | ||||||
| 5 | 7 | 1 | ||||||
| 6 | 8 | 3 | ||||||
| 7 | ||||||||
| 3 | 7 | 6 | 5 | 1 |
Puzzle Completed
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