    .
 -      DVIG.COM (DVIG.CAS).
    :
C4 C5 C6 C7
  :
, , , .

   ,   , 
  " 2. ",    81h.
 .      8 
     ,  
    80h. ,    ""
  5(menu), :
9*8+2+80h = 0CAh.
    :
C4 C5 CA C7
