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

@2
MOV LEFT,DOWN

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

@6
MOV UP,LEFT

@8
MOV UP,ACC
JGZ P
NEG
P: MOV ACC,RIGHT

@9
MOV LEFT,NIL
Z: MOV 0,DOWN
L: MOV LEFT,ACC
SUB 10
JLZ Z
MOV 1,DOWN
JRO -4
