@1
MOV UP, DOWN

@5
MOV UP, ACC
MOV ACC, DOWN
MOV ACC, RIGHT

@6
S:MOV LEFT, ACC
JEZ S
NEG
ADD 18
L:MOV ACC, DOWN
ADD 1
SUB 18
JEZ S
ADD 18
JMP L

@8
S:MOV UP, ACC
L:JEZ N
SWP
MOV ACC, RIGHT
SWP
SUB 1
JMP L
N:SWP
ADD 1
SWP
JMP S

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