3 1 3 3 1 1 1

1 1 2 1 1 1 1 1 1 1

2 4 2 2 2 2

3 1 1 2 1 1 2 2

2 2 1 1 1 1 1 1

1 2 2 3 3 1

1 1 2 4 2 1

1 2 1 3 1 1 1