@1
MOV UP, DOWN

@5
MOV UP, ACC
MOV ACC, RIGHT
MOV ACC, DOWN

@6
MOV LEFT, ACC
NEG
L: SWP
MOV ACC, DOWN
SWP
ADD 1
JNZ L
SWP
ADD 1
SAV

@8
MOV UP, ACC
NEG
M: ADD 18
MOV ACC, RIGHT
ADD -17
JNZ M

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