4

0

2

3

0

0

0

0

1

0

1

1

3

1

1

7

1

1

4

0

1

5

2

2

2

2

3

4

1

1

0

0

0

0

0

4

0

0

3

0

0

0

0

1

1

0

0

2

7

1

1

5

0

0

1

0

1

6

0

0