Very difficult sudoku #2639
| 6 | ||||||||
| 3 | 7 | 9 | ||||||
| 7 | 9 | 5 | 8 | 3 | ||||
| 1 | 9 | 8 | ||||||
| 5 | 6 | 4 | 2 | 1 | ||||
| 8 | ||||||||
| 1 | 7 | 2 | ||||||
| 3 | 5 | 1 | ||||||
| 2 | 8 |
Puzzle Completed
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