2

0

1

0

10

0

5

0

16

0

7

2

4

0

2

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

4

0

2

0

8

0

4

0

0

0

0

0

0

0

0

0

8

0

4

0