@5
MOV 0 DOWN
MOV 1 DOWN
MOV 2 DOWN
MOV 3 DOWN

@8
MOV 1 RIGHT
MOV 0 RIGHT
MOV 3 RIGHT
MOV 2 RIGHT

@9
MOV 0 DOWN
MOV RIGHT DOWN
A:MOV UP DOWN
MOV UP DOWN
MOV UP DOWN
JRO RIGHT
MOV -1 DOWN
MOV 0 DOWN
MOV RIGHT DOWN
B:MOV LEFT DOWN
MOV LEFT DOWN
MOV LEFT DOWN
JRO RIGHT
MOV -1 DOWN

@10
MOV ACC LEFT
SAV
MOV 9 ACC
L:MOV -3 LEFT
SUB 1
JNZ L
MOV 1 LEFT
SWP
ADD 1
