@1
MOV UP ACC
MOV ACC RIGHT
MOV ACC DOWN

@2
L: MOV LEFT ACC
JEZ E
MOV -1 DOWN
JMP L
E: MOV 1 DOWN

@4
MOV UP DOWN
MOV RIGHT DOWN

@5
MOV UP ACC
MOV ACC LEFT
MOV ACC DOWN

@8
ADD UP
JRO UP
MOV ACC DOWN
MOV 0 ACC

@9
MOV -1 ACC
ADD 1
JRO UP
MOV ACC DOWN
