4

4

3

3

6

6

4

4

2

2

10

10

8

8

5

5

1

1

2

2

0

0

0

0

1

1

0

0

1

1

3

3

3

3

2

2

0

0

0

0

0

0

0

0

0

0

0

0

4

4

3

3

0

0

0

0

0

0

0

0

1

1

1

1

4

4

4

4

1

1

7

7

7

7

0

0

7

7

0

0

0

0

1

1

0

0

1

1

0

0

1

1

1

1

5

5

0

0

3

3

1

1

0

0

1

1

1

1

0

0

0

0

1

1

0

0

0

0

0

0

0

0

0

0

0

0

0

0

2

2

0

0

0

0

0

0

0

0

2

2

3

3

0

0

1

1

2

2

4

4

5

5

9

9

5

5

15

15

10

10

0

0

0

0

0

0

2

2

0

0

0

0

0

0

1

1

1

1

0

0

0

0

2

2

1

1

2

2

7

7

1

1

1

1

4

4

3

3

2

2

0

0

1

1

5

5

1

1

1

1

1

1

2

2

0

0

0

0

0

0

2

2

1

1

2

2

1

1

1

1

0

0

1

1

4

4

0

0

0

0