3

0

0

3

12

0

6

0

6

0

3

0

8

0

4

0

0

0

0

0

5

0

2

1

4

0

2

0

0

0

0

0

8

0

4

0

0

0

0

0

0

0

0

0

2

0

1

0

0

0

0

0