-1

1

4

-1

1

1

-1

0

1

-1

3

3

-1

0

8

-1

0

0

-1

1

2

-1

1

2

-1

1

5

-1

0

1

-1

0

0

-1

0

1

-1

0

1

-1

0

1

-1

0

2

-1

0

2

-1

0

4

-1

0

4

-1

0

0

-1

0

3