Very difficult sudoku #543
| 1 | 4 | 6 | ||||||
| 3 | 9 | 4 | ||||||
| 2 | 8 | |||||||
| 1 | ||||||||
| 8 | 7 | 4 | 5 | |||||
| 9 | 5 | 2 | 3 | |||||
| 2 | 8 | |||||||
| 9 | 7 | 5 | 3 | |||||
| 5 | 8 |
Puzzle Completed
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