3 1

1 0

0 1

2 1

3 1

1 2

0 1

2 0

1 0

1 2

0 0

0 0

0 0

2 3

0 1

3 0

0 0

1 2

2 0

0 2

2 1

2 1

0 1

1 2

1 1

0 0

0 1

2 0

3 1

1 1

1 3

4 2

2 1

3 1

2 1

2 0

4 1

1 0

2 0

1 0

2 0

0 2

1 1

1 0

2 1

3 0

1 2

0 1

1 0

2 0

2 0

3 1

0 0

2 0

1 0

2 0

1 3

2 1

0 1

0 1

2 1

0 0

0 0

1 0

2 1

1 1

0 1

0 1

1 2

1 1

1 1

1 0

1 2

3 0

1 0