2 0

1 2

2 3

2 0

1 0

4 1

1 2

0 1

1 2

3 2

0 2

0 1

0 1

2 3

2 0

0 0

3 0

3 1

3 0

3 2

2 2

2 0

1 0

1 3

0 0

1 1

2 0

1 1

1 2

1 1

0 0

1 3

5 3

2 0

2 0

1 3

1 1

1 4

1 5

1 1

0 0

1 1

2 1

3 0

2 3

6 3

1 0

0 1

1 3

0 2