Very difficult sudoku #1502
| 1 | 9 | 8 | 7 | |||||
| 8 | 1 | 5 | 9 | |||||
| 6 | ||||||||
| 3 | 1 | |||||||
| 6 | 8 | 4 | 2 | |||||
| 9 | 5 | |||||||
| 2 | 7 | 4 | ||||||
| 7 | 9 | 1 | ||||||
| 5 | 2 |
Puzzle Completed
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