Very difficult sudoku #1806
| 7 | 1 | |||||||
| 3 | 1 | |||||||
| 7 | 6 | 2 | 9 | 8 | ||||
| 7 | 9 | 3 | 8 | |||||
| 6 | 8 | 5 | 4 | 1 | ||||
| 5 | 6 | |||||||
| 8 | 6 | |||||||
| 8 | 3 | |||||||
| 1 | 3 | 4 |
Puzzle Completed
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