2

0

1

0

0

0

1

1

1

2

1

2

5

0

1

1

3

1

2

3

1

2

5

1

2

2

0

0

2

1

0

4

4

1

2

3

0

2

4

4

0

0

1

0

2

1

8

0

1

1