Very difficult sudoku #3216
| 6 | 4 | |||||||
| 8 | 9 | 6 | 1 | |||||
| 1 | 4 | |||||||
| 8 | 7 | 3 | 4 | 6 | ||||
| 3 | ||||||||
| 3 | 2 | 8 | 5 | 7 | ||||
| 9 | 8 | |||||||
| 6 | 1 | 2 | 4 | |||||
| 4 | 7 |
Puzzle Completed
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