#include <stdio.h>
     
void main(void)
{
  int i;
  char *pa;
  static char a[4] = {'A', 'B', 'C', 'D'};
  pa = a
  for (i = 0; i < 4; i++) 
  { printf("a[%d]:%c *(pa+%d):%c \n", i, a[i], i, *(pa + i));}
}