@0
MOV UP, DOWN

@1
MOV UP, DOWN

@3
S: MOV UP, ACC
JGZ P
JEZ P
MOV RIGHT, ACC
MOV ACC, DOWN
JMP S
P: MOV RIGHT, NIL
MOV ACC, DOWN

@4
MOV UP, ACC
MOV ACC, LEFT
MOV ACC, DOWN

@7
MOV UP, ACC
MOV ACC, RIGHT
MOV ACC, DOWN

@8
S: MOV UP, ACC
JGZ P
JEZ P
MOV LEFT, ACC
MOV ACC, DOWN
JMP S
P: MOV LEFT, NIL
MOV ACC, DOWN
