0

1

2

0

0

0

0

1

4

0

0

2

0

2

2

0

4

6

0

0

0

0

1

1

3

0

1

6

0

0

3

1

2

4

0

0

6

0

0

3

3

6

0

1

2

0

1

2

0

0

1

0

0

2

4

2

3

8

0

0