title
Binary Decrementer

description
Decrement one from a binary number.

vertices
0 L 0.25 0.25
1 H 0.75 0.25

edges
0 0 0 1 135
0 1 1 0

tapes
1 1 1 1 [1]
1 1 1 0 [0]
1 1 0 1 0 0 0 0 0 [0]