/* Fig. 7.7: fig07_07.c
   Cube a variable using call-by-reference with a pointer argument */

#include <stdio.h>
#include <stdlib.h>


void cubeByReference( int *nPtr ); /* prototype */

int main()
{
   int number = 5; /* initialize number */

   printf( "The original value of number is %d", number );
 
   /* pass address of number to cubeByReference */
   cubeByReference( &number );

   printf( "\nThe new value of number is %d\n", number );

   
printf("\n\n");
system("pause");
return 0; /* indicates successful termination */

} /* end main */

/* calculate cube of *nPtr; modifies variable number in main */
void cubeByReference( int *nPtr )
{
   *nPtr = *nPtr * *nPtr * *nPtr;  /* cube *nPtr */
} /* end function cubeByReference */




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