Very difficult sudoku #2110
| 6 | 1 | 2 | 5 | |||||
| 2 | ||||||||
| 9 | 8 | 6 | 7 | |||||
| 4 | 2 | 8 | ||||||
| 3 | 9 | 5 | ||||||
| 9 | 3 | 7 | ||||||
| 3 | 5 | 8 | 9 | |||||
| 6 | ||||||||
| 9 | 8 | 6 | 4 |
Puzzle Completed
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