4

1

5

2

0

0

-1

0

0

-1

1

2

-1

2

2

-1

3

5

-1

6

7

-1

0

1

-1

0

0

-1

6

13

-1

5

9

-1

0

0

2

0

1

7

2

3

16

2

7

0

0

0

-1

1

1

-1

2

6

-1

4

9

-1

0

1

1

0

1

8

3

3