@1
MOV UP, DOWN

@5
MOV UP, DOWN

@8
MOV UP, ACC
NEG
L: SWP
MOV ACC, RIGHT
SWP
ADD 18
MOV ACC, RIGHT
SUB 17
JLZ L
SWP
ADD 1
SWP

@9
MOV LEFT, DOWN
MOV LEFT, DOWN
MOV 3, DOWN
MOV -1, DOWN
