6 8 1 7 2 0 |
3 9 2 5 2 0 |
7 6 4 9 1 7 |
8 5 6 7 9 5 |
4 1 3 5 9 2 |
6 8 2 5 4 4 |
6 3 1 0 0 4 |
9 6 9 1 4 0 |
2 0 3 8 4 3 |
8 3 4 7 0 7 |