Very difficult sudoku #1871
| 8 | ||||||||
| 2 | 7 | 5 | 4 | 9 | ||||
| 6 | 9 | 3 | 4 | |||||
| 6 | 7 | 1 | ||||||
| 3 | ||||||||
| 3 | 8 | 5 | ||||||
| 4 | 8 | 2 | 7 | |||||
| 7 | 2 | 4 | 6 | 5 | ||||
| 2 |
Puzzle Completed
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