2 2 4 1 1 2

3 3 3 1

2 1 1 1 2 1 3 1

1 1 1 1 1

1 1 1 3 3 1 1

1 2 2 2 1 2

2 2 2 3 2

1 1 1 1 1 1 3 1

2 2 1 1 1 1 1 1 1