#include <stdio.h>

int main(void) {
  int i = 5, *ptr_i = &i, j = 7, *ptr_j;
  char c = 'a', *ptr_c = &c;

  ptr_j = &j;

  ptr_i = ptr_j;

  printf("i=%d, ptr_i=%p, *ptr_i = %i\n", i, ptr_i,  *ptr_i); 
  printf("j=%d, ptr_j=%p, *ptr_j = %i\n", j, ptr_j,  *ptr_j);  
  printf("c=%c, ptr_c=%p, *ptr_c = %c\n", c, ptr_c,  *ptr_c);   
  
  return 0;
}