1 3 1

1 1 1 1 1 1 1 1

1 2 1 2 1 1

1

1

1

1 1

1 1 1 2 1

1 1 1

1

1

1

3 1 3 1 1

1 1 2 1 1 3 1 1

1 1 1 1

1 1

1 1 1 1 1

1 1

1 1 1 1 3 1 1

1 1 1 2