3

1

4

0

4

0

0

1

1

0

1

0

1

0

1

0

2

0

0

2

2

3

3

1

4

0

2

1

2

0

0

2

1

2

2

0

0

2

1

2

2

0

0

2

1

2

2

0

2

1

0

2

2

0

2

0

2

0

1

3

3

1

3

2

1

3

2

1

0

2

0

2

2

1

0

2

0

2

2

0

0

2

0

2

2

1