4 2

2 1

0 1

1 1

1 0

2 1

3 1

0 1

2 1

4 2

2 1

0 2

1 1

1 2

1 1

2 1

2 2

1 0

0 0

3 0

0 0

4 2

6 3

2 1

0 1

3 0

3 2

0 2

3 0

2 2

5 0

1 1

1 0

8 0

1 3

1 4

2 1

2 3

3 0

2 0

3 2

0 1

5 2

3 0

1 0

2 3

4 1

4 3

2 2

0 0

1 1

0 0

0 1

2 4

1 2

1 0

0 3

0 0

3 2

1 1

0 3

2 1

1 0

1 1

1 2

0 0

1 2

1 2

2 0

3 2

3 1

2 2

0 1

1 1

1 1

3 0

4 1

4 1

2 1

1 1

0 3

0 1

1 1

1 3

4 2

3 5

1 0

2 1

0 5