1

1

0

0

0

0

1

1

3

3

4

4

0

0

2

2

0

0

0

0

1

1

0

0

1

1

1

1

2

2

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

1

1

8

8

10

10

25

25

35

35

23

23

10

10

15

15

6

6

9

9

15

15

1

1

14

14

8

8

9

9

4

4

5

5

20

20

2

2

144

144

140

140

39

39

21

21

31

31

20

20

36

36

3

3

23

23

29

29

15

15