Very difficult sudoku #173
| 8 | 4 | 3 | 6 | |||||
| 9 | 7 | |||||||
| 6 | 5 | 3 | 2 | |||||
| 2 | 8 | 4 | 7 | 9 | ||||
| 6 | ||||||||
| 5 | 1 | |||||||
| 1 | 9 | 5 | ||||||
| 5 | 9 | 4 | 2 | 6 | ||||
| 8 | 6 | 9 |
Puzzle Completed
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