@1
MOV UP, DOWN

@5
MOV UP, ACC
L: MOV ACC, DOWN
MOV ACC, DOWN
SUB 1
JGZ L

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

@9
MOV LEFT, DOWN
MOV 18, ACC
SUB LEFT
MOV ACC, DOWN
MOV 3, DOWN
MOV -1, DOWN
