Very difficult sudoku #736
| 1 | 5 | 7 | ||||||
| 3 | 7 | 1 | 5 | |||||
| 8 | 6 | 4 | ||||||
| 3 | 7 | 4 | ||||||
| 7 | 4 | 9 | ||||||
| 6 | ||||||||
| 9 | 3 | 8 | ||||||
| 4 | 2 | 5 | ||||||
| 6 | 2 |
Puzzle Completed
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