Very difficult sudoku #976
| 9 | 7 | 4 | ||||||
| 3 | 2 | |||||||
| 3 | 1 | 8 | ||||||
| 1 | 8 | 7 | ||||||
| 2 | 5 | |||||||
| 9 | ||||||||
| 7 | 3 | |||||||
| 1 | 4 | 7 | ||||||
| 5 | 9 | 4 | 1 |
Puzzle Completed
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