1 2 1 1 1 1 1 1 1 1 1

1 1 2 2 4 2 1

1 1 2 2 2

1 2 1 2 2 1

2 4 2 2 1

2 2 1 2 2 2 1

2 2 1 3 2 2 1

1 1 1 2 1 3 3

2 1 1 1 1 1 2