/* Program 8-3

   Example of a simple function */

void print_message ();

main ()
{
 int i;

 for ( i = 1 ; i <= 5 ; ++i )
  print_message ();
}

void print_message ()
{
 printf ("Programming is fun.\n");
}

/* Program Output

Programming is fun.
Programming is fun.
Programming is fun.
Programming is fun.
Programming is fun.

*/