#include <stdio.h>

main()
{
  int i;
  char j[14];
  int *ip;
  char *jp;
  int **ipp;

  ip = &i;
  ipp = &ip;
  jp = j; 

  printf("ip = 0x%x.  jp = 0x%x.  ipp = 0x%x\n", ip, jp, ipp);
  printf("&ip = 0x%x.  &jp = 0x%x.  &ipp = 0x%x\n", &ip, &jp, &ipp);
  printf("\n");

  i = 4;
  printf("i = %d\n", i);
  printf("ip = 0x%x, *ip = %d\n", ip, *ip);
  printf("ipp = 0x%x, *ipp = 0x%x, **ipp = %d\n", ipp, *ipp, **ipp);
  printf("\n");

  *ip = 3;
  printf("i = %d\n", i);
  printf("ip = 0x%x, *ip = %d\n", ip, *ip);
  printf("ipp = 0x%x, *ipp = 0x%x, **ipp = %d\n", ipp, *ipp, **ipp);
  printf("\n");

}