@5
MOV 0, ACC
SAV
MOV 0, ACC
R: MOV ACC, DOWN
SWP
MOV ACC, DOWN
ADD 1
SWP
NEG
ADD 1
JMP R

@8
MOV 3, RIGHT

@9
ROW: MOV UP, DOWN
MOV UP, DOWN
MOV 5, ACC
P: MOV LEFT, DOWN
MOV RIGHT, DOWN
MOV LEFT, DOWN
MOV RIGHT, DOWN
MOV LEFT, DOWN
MOV RIGHT, DOWN
SUB 1
JNZ P
MOV -1, DOWN
JMP ROW

@10
MOV 0, LEFT
