Very difficult sudoku #1517
| 9 | 1 | 7 | 8 | 5 | ||||
| 1 | 2 | |||||||
| 3 | 6 | |||||||
| 9 | 6 | 8 | ||||||
| 3 | 2 | 5 | ||||||
| 4 | 1 | 7 | ||||||
| 8 | 9 | |||||||
| 6 | 7 | |||||||
| 1 | 7 | 9 | 6 | 4 |
Puzzle Completed
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