#include <iostream>
#include <cstdlib>
using namespace std;

int main()
{
	int a[] {0, 10, 20, 30, 40, 50, 60};
	int *p {&a[3]}; //p holds the address of the middle element of the array
			//In other words, p "points to" the middle element (30).
	
	cout << "p points to the value " << *p << ".\n";

	cout << "p points to the value " << p[0] << ".\n";
	cout << "The next values are " << p[1] << " and " << p[2] << ".\n";
	cout << "The previous values are "
		<< p[-2] << " and " << p[-1] << ".\n";

	return EXIT_SUCCESS;
}