0

0

1

1

0

0

0

1

2

2

0

0

0

0

0

0

2

1

1

0

0

0

2

0

2

0

1

0

2

0

4

0

1

0

3

2

2

0

1

0

1

0

1

0

1

0

2

0

2

0