LOC   Data_Segment
            GREG  @
X1          OCTA  35
X2          OCTA  12
X3          OCTA  79
X4          OCTA  8
M           OCTA  0	Platz f"ur Ergebnisse
N           OCTA  0

a	IS	$1 Symbole f"ur $a$, $b$, $c$ und $d$.
b	IS	$2
c	IS	$3
d	IS	$4
zaehler	IS	$5
nenner	IS	$6

            LOC   #100
Main        LDO   a,X1
            LDO   b,X2
            LDO   c,X3
            LDO   d,X4
            MUL   a,a,d           \relax $a\times d$
            MUL   c,c,b              \relax $c\times b$
            ADD   zaehler,a,c  \relax $ad+cb$
            MUL   nenner,b,d           Nenner: $b\times d$
            STO   zaehler,M
            STO   nenner,N
            TRAP  0,Halt,0