5

1

2

1

0

0

7

2

3

4

0

0

3

2

4

7

0

0

7

1

1

7

0

1

2

2

2

4

1

3

4

1

2

5

0

0

7

0

1

2

1

1

5

2

2

4

0

2

4

1

1

2

0

2

9

1

2

6

0

0