2

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

3

11

1

1

1

1

1

1

1

1

12

1

1

1

1

1

1

1

1

1

1

1

1

2

1

1

1

1

1

1

8

1

1

1

1