Very difficult sudoku #831
| 3 | 5 | 4 | 6 | |||||
| 9 | 6 | 8 | ||||||
| 2 | 5 | 7 | 3 | |||||
| 4 | 2 | |||||||
| 2 | 8 | 5 | 9 | 1 | ||||
| 4 | 2 | |||||||
| 3 | 9 | 8 | 5 | |||||
| 8 | 9 |
Puzzle Completed
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