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