/* File: types1.c
  On the importance of being typed.
*/

#include <stdio.h>

typedef int int_array[3] ;

main() {
   int_array A ;
   int_array *ptr1 ;
   int *ptr2, test ;
   
   ptr1 = &A ;
   ptr2 = &A[0] ;

   printf("ptr1 = %p\n", ptr1) ;
   printf("ptr2 = %p\n", ptr2) ;

   A[0] = 7 ;

   test = (*ptr1)[0] ;
   printf("(*ptr1)[0] = %d\n", test) ;

   test = *ptr2 ;
   printf("*ptr2 = %d\n", test) ;

}