Very difficult sudoku #1726
| 8 | 4 | 5 | 3 | 7 | ||||
| 3 | 9 | 1 | 8 | |||||
| 1 | ||||||||
| 5 | 4 | 9 | ||||||
| 3 | 1 | |||||||
| 2 | 1 | 6 | ||||||
| 7 | ||||||||
| 4 | 6 | 5 | 3 | |||||
| 1 | 4 | 7 | 9 | 2 |
Puzzle Completed
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