@0
MOV UP, DOWN

@4
MOV UP, DOWN

@5
MOV UP, RIGHT

@6
START:
MOV LEFT, ACC
MOV ACC, RIGHT
JGZ POS
MOV 0, DOWN
JMP START
POS:
MOV 1, DOWN

@7
START:
MOV LEFT, ACC
MOV ACC, RIGHT
JNZ ZERO
MOV 1, DOWN
JMP START
ZERO:
MOV 0, DOWN

@8
START:
MOV LEFT, ACC
JLZ NEG
MOV 0, DOWN
JMP START
NEG:
MOV 1, DOWN
