Very difficult sudoku #2318
| 5 | 1 | 7 | 2 | |||||
| 1 | 3 | 4 | ||||||
| 4 | 2 | 6 | ||||||
| 9 | 5 | 2 | 4 | |||||
| 6 | ||||||||
| 8 | 7 | 1 | 9 | |||||
| 8 | 9 | 5 | ||||||
| 2 | 1 | 3 | ||||||
| 3 | 6 | 1 | 9 |
Puzzle Completed
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