@1
MOV UP, ACC
NEG
ADD 1
MOV ACC, DOWN
NEG
ADD 6
MOV ACC, DOWN

@2
SWP
MOV ACC, DOWN
SWP
MOV ACC, DOWN
SAV
MOV UP, ACC
MOV ACC, DOWN

@5
MOV UP, DOWN

@6
SWP
MOV ACC, DOWN
SWP
MOV ACC, DOWN
SWP
MOV UP, ACC
MOV ACC, DOWN
MOV UP, DOWN
MOV UP, DOWN

@8
MOV UP, RIGHT

@9
JRO LEFT
MOV UP, NIL
MOV UP, NIL
MOV UP, NIL
MOV UP, NIL
MOV UP, DOWN
JRO LEFT
MOV UP, NIL
MOV UP, NIL
MOV UP, NIL
MOV UP, NIL
NOP
