4

0

2

0

0

0

0

0

6

0

3

0

0

0

0

0

0

0

0

0

23

0

9

5

4

0

2

0

0

0

0

0

0

0

0

0

6

0

2

2

8

0

3

2

0

0

0

0

0

0

0

0