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