Very difficult sudoku #797
| 6 | 7 | 9 | ||||||
| 9 | 4 | |||||||
| 3 | 4 | 7 | ||||||
| 8 | 3 | 4 | 5 | |||||
| 2 | 7 | 1 | ||||||
| 6 | 9 | 1 | 8 | |||||
| 5 | 9 | 8 | ||||||
| 3 | 2 | |||||||
| 7 | 1 | 3 |
Puzzle Completed
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