// file to demonstrate arrays and pointers

#include <stdio.h>

int main()
{
// creation of array
   int arr[10] = {2,4,6,8,10,12,14,16,18,20};
   int i;
   int * ptr;

   printf("\nAddress of array arr = %p\n", arr);

   for (i = 0; i < 10; i++)
   {
	printf("arr[%d]:  Value = %d\tAddress = %p\n",
		i, arr[i], &(arr[i]) );
   }

   printf("\nAssigning:  ptr = arr; \n");
   ptr = arr;				// arr acts as a pointer

   printf("\n");
   printf("arr[0] = %d\n", arr[0]);
   printf("ptr[0] = %d\n", ptr[0]);
   printf("*arr = %d\n", *arr );
   printf("*ptr = %d\n\n", *ptr );

   printf("arr[6] = %d\n", arr[6]);
   printf("ptr[6] = %d\n", ptr[6]);
   printf("*(arr + 6) = %d\n", *(arr + 6) );
   printf("*(ptr + 6) = %d\n", *(ptr + 6) );

   
}