2 1 2 1 2 2 1

1 1 2 2 3 4

1 1 1 1 1 1

1 4 1 1 3 1 1

2 2 1 2 1 1

3 1 2 3 1 3 3

1 1 1 1 1 1 2 3

2 1 1 1 4 3

1 1 3 2 2 2 1

2 1 1 1 1