@1
MOV UP, ACC
MOV ACC, RIGHT
MOV ACC, RIGHT
MOV ACC, RIGHT

@2
MOV UP, ACC
SUB LEFT
JGZ P
ADD LEFT
MOV ACC, DOWN
MOV LEFT, DOWN
JMP Z
P: MOV LEFT, DOWN
ADD LEFT
MOV ACC, DOWN
Z: MOV 0, DOWN

@6
MOV UP, DOWN

@9
MOV UP, DOWN
