 \chapter*{Lisa 2 \\
 Programmi struktuur}
  
 Programmi �lesehitust iseloomustab j�rgmine skeem:\par 
  \begin{center}
  \epsfig {file=Lisa2.prn,width=12cm,
  clip=,bbllx=100, bblly=500,bburx=800,bbury=800}
  \end{center}
 \par Peamooduliks on $A$ $\ldots$ 
