/*-----------------------------------------------------------*/
/*  Program chapter6_3                                       */
/*                                                           */
/*  This program demonstrates the relationship between       */
/*  variables, addresses, and pointers.                      */

#include <stdio.h>

int main(void)
{
   /*  Declare and initialize variables.  */
   int a=1, b=2, *ptr=&a;

   /*  Print the variable and pointer contents.  */
   printf("a = %d; address of a = %u \n",a,(unsigned int)&a);
   printf("b = %d; address of b = %u \n",b,(unsigned int)&b);
   printf("ptr = %u; address of ptr = %u \n",(unsigned int)ptr,(unsigned int)&ptr);
   printf("ptr points to the value %d \n",*ptr);

   /*  Exit program.  */
   return 0;
}
/*------------------------------------------------------------*/