@1
MOV UP, DOWN

@5
MOV UP, ACC
MOV ACC, RIGHT
L: MOV 1, DOWN
SUB 1
JGZ L
MOV 4, DOWN

@6
MOV LEFT, ACC
NEG
L: ADD 18
MOV ACC, DOWN
SUB 17
JLZ L

@8
B: JRO UP
MOV ACC, RIGHT
JMP B
ADD 1

@9
MOV LEFT, DOWN
MOV UP, DOWN
MOV 3, DOWN
MOV -1, DOWN
