@1
ADD 8
MOV UP RIGHT
MOV ACC RIGHT
MOV ACC RIGHT

@2
L: MOV LEFT ACC
SAV
SUB LEFT
JGZ N
MOV UP ACC
SAV
SUB LEFT
JLZ O
MOV 0 ACC
JMP D
N: MOV UP NIL
MOV LEFT NIL
O: SWP
D: MOV ACC DOWN

@5
MOV UP DOWN

@7
MOV UP DOWN
