16 67 7
1 1 1 1 1 5 5 2 2 5 7 6 4 1 2 6 7 6 2 2 4 3 3 1 2 4 7 5 4 6 1 7 6 5 4 2 4 1 2 2 1 2 4 2 2 7 3 2 4 7 2 7 6 4 2 7 2 5 7 4 4 6 7 5 5 1 7
0 4 0 0 4 0 0 0 6 0 0 0 0 5 0 0
0 0 0 0 4 0 0 3 0 5 0 0 5 0 0 0
0 0 0 0 0 6 0 0 0 0 0 6 0 0 0 0
0 7 0 2 0 0 2 0 0 6 0 0 2 0 0 0
0 0 0 0 1 4 0 0 0 0 0 0 0 0 2 0
0 1 0 2 0 0 0 0 0 0 0 0 2 0 0 0
0 4 5 0 0 0 7 0 0 0 0 0 0 7 0 0
2 6 0 0 0 0 0 7 2 0 0 6 3 0 1 0
0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0
0 0 0 0 2 4 0 0 0 1 0 5 0 0 0 0
2 0 0 4 0 0 0 0 0 0 0 0 7 0 0 0
2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
0 0 0 4 0 2 7 0 0 0 2 4 0 0 4 0
7 0 7 0 3 0 0 0 0 0 0 0 0 0 4 0
0 0 2 0 0 0 0 5 2 0 0 7 0 0 7 7
0 0 0 1 0 6 5 0 0 0 2 0 0 0 0 0
