@8
MOV 0 RIGHT
MOV 1 RIGHT

@9
MOV LEFT DOWN
MOV ACC DOWN
ADD 1
SAV
MOV 5 ACC
L: MOV 3 DOWN
MOV 0 DOWN
MOV 3 DOWN
MOV 0 DOWN
MOV 3 DOWN
MOV 0 DOWN
SUB 1
JGZ L
MOV -1 DOWN
SWP
