 

  

      C++.   
  ,        ,
  Pascal  .       .

.1.  

   C++

 -  C++    . -
,      ,
   iostream.h.

         -
 C++  ,   ,
   include.     #.

   C++   ,     -
 .      () -
;      .   -
          .

  main ()       -
.    C++   . 
 main ()     0,   -
  .     -
  (    return);   .

  assert      ,
   .

.2.  

    ,  -
   (token)       .  
 :  , , ,  -
,    .