0
SPDT, 756 bytes
p 0
r 0 0 1 2
r 1 0 2 3
r 4 0 2 3
r 3 0 2 5
r 5 0 2 6
r 6 0 2 7
r 7 0 2 8
r 8 0 2 9
r 9 0 2 10
r 10 0 2 11
r 11 0 2 12
r 12 0 2 13
r 13 0 2 14
r 14 0 2 15
r 15 0 2 4
r 5 0 2 16
r 8 0 2 16
r 11 0 2 16
r 12 0 2 16
r 4 0 2 16
r 8 0 2 17
r 11 0 2 17
r 12 0 2 17
r 13 0 2 17
r 5 0 2 18
...
