1:in=0+out=1, 1:in=0+out=2, 1:in=1+out=0, 1:in=2+out=0:

1:in=0+out=1, 1:in=0+out=2, 1:in=1+out=1, 1:in=3+out=0:

1:in=0+out=1, 1:in=0+out=2, 1:in=2+out=0, 1:in=2+out=1:

1:in=0+out=1, 1:in=1+out=0, 2:in=1+out=1:

1:in=0+out=1, 1:in=1+out=1, 1:in=1+out=2, 1:in=2+out=0:

1:in=0+out=1, 2:in=1+out=0, 1:in=1+out=2:

1:in=0+out=1, 2:in=1+out=1, 1:in=2+out=1:

1:in=0+out=2, 1:in=1+out=0, 1:in=1+out=1, 1:in=2+out=1:

1:in=0+out=2, 1:in=1+out=0, 1:in=1+out=2, 1:in=2+out=0:

1:in=0+out=2, 1:in=1+out=1, 1:in=1+out=2, 1:in=3+out=0:

1:in=0+out=2, 1:in=1+out=1, 2:in=2+out=1:

1:in=0+out=2, 1:in=1+out=2, 1:in=2+out=0, 1:in=2+out=1:

1:in=0+out=2, 2:in=1+out=0, 1:in=1+out=1:

1:in=0+out=2, 2:in=1+out=1, 1:in=2+out=0:

1:in=0+out=3, 1:in=1+out=0, 1:in=1+out=1, 1:in=2+out=0:

1:in=0+out=3, 1:in=1+out=1, 1:in=2+out=0, 1:in=2+out=1:

1:in=0+out=3, 1:in=1+out=2, 1:in=2+out=1, 1:in=3+out=0:

1:in=0+out=3, 1:in=1+out=2, 2:in=2+out=0:

1:in=0+out=3, 2:in=1+out=1, 1:in=3+out=0:

1:in=0+out=3, 3:in=1+out=0:

1:in=0+out=3, 3:in=2+out=1:

1:in=1+out=0, 2:in=1+out=1, 1:in=1+out=2:

1:in=1+out=1, 2:in=1+out=2, 1:in=2+out=0:

2:in=0+out=1, 1:in=1+out=0, 1:in=2+out=1:

2:in=0+out=1, 1:in=1+out=1, 1:in=2+out=0:

2:in=0+out=1, 2:in=1+out=0:

2:in=0+out=2, 1:in=2+out=1, 1:in=3+out=0:

2:in=0+out=2, 2:in=2+out=0:

2:in=1+out=1, 1:in=1+out=2, 1:in=2+out=1:

2:in=1+out=2, 2:in=2+out=1:

3:in=0+out=1, 1:in=3+out=0:

3:in=1+out=2, 1:in=3+out=0:

4:in=1+out=1: