0 vs 1

2 vs 0

1 vs 0

1 vs 2

1 vs 0

0 vs 3

0 vs 1

0 vs 1

0 vs 1

1 vs 0

2 vs 1

1 vs 0

2 vs 3

3 vs 0

0 vs 1

0 vs 1

2 vs 1

0 vs 1

3 vs 0

1 vs 1

1 vs 2

2 vs 1

1 vs 2

1 vs 0