@0
MOV UP DOWN

@1
MOV UP DOWN

@3
L: MOV UP ACC
MOV ACC RIGHT
JLZ N
MOV RIGHT NIL
MOV ACC DOWN
JMP L
N: MOV RIGHT DOWN

@4
L: MOV UP ACC
JLZ N
MOV LEFT NIL
JMP O
N: MOV LEFT ACC
O: MOV ACC LEFT
MOV ACC DOWN

@7
MOV UP DOWN

@8
MOV UP DOWN
