@1
MOV UP ACC
JNZ O
MOV 999 ACC
O: MOV ACC DOWN

@4
MOV -999 ACC
L: MOV -1 RIGHT
ADD UP
JLZ L
MOV 1 RIGHT
MOV ACC DOWN

@5
MOV -2 ACC
ADD 1
JRO LEFT
MOV ACC DOWN

@8
MOV UP DOWN

@9
MOV UP DOWN
