3.4.                                                     73

_6_   ,  
   ,  .   
 ,     void.  C++ -
       _().  
    .  -
       ,    .

  min_int   3.3,  return,  . 71  -
  min ().   :

int min(int, int);

   ,       . -
  min ()    .  -
     .   min ()    -
 :

int min(int , int ) ;

 C++    (ellipsis)' (...)   
,   ,  .  print f ()  -
  stdio.h   :

int printf(const char* cntrl_str, ...);

         ,
    ,       .
   ,    :

  add3.cpp

//      
ftinclude <iostream.h>

int add3(int, int, int);

double average(infc);

int main()
{

int score_l, score_2, score_3, sum;

cout  "\  : ";

cin  score_l  score_2  score_3;

sum = add3(score_l, score_2, score_3);

cout  "\   "  sum;

cout  "\   "  average(sum);

sum = add3(1.5 * score_l, score_2, 0.5 * score_3);

cout  "\    "  sum  "." ;

cout  "\    "

 average(sum)  "."  endl;

\
i

' .    11   2  . 65.