0

4

7

0

0

0

0

1

1

0

2

2

0

0

0

0

3

4

0

0

1

0

0

0

0

1

1

0

2

3

2

1

4

8

1

2

0

1

2

0

0

1

-1

0

2

-1

1

1

1

1

1

3

0

1

3

1

2

4

3

3