#include <iostream>
#include <iomanip>   //for setw
#include <cstdlib>
using namespace std;

//The two loops produce exactly the same output,
//but the second loop does less work.

int main()
{
	int a[] {0, 10, 20, 30, 40, 50, 60, 70};
	int n {size(a)};

	cout << "The array begins at address " << &a[0] << ".\n";
	cout << "Each int in the array occupies " << sizeof (int)
		<< " bytes.\n\n";

	for (int i {0}; i < n; ++i) {
		cout << setw(2) << a[i] << "  " << &a[i] << "\n";
	}

	cout << "\n";

	for (int *p {&a[0]}; p < &a[n]; ++p) {
		cout << setw(2) << *p << "  " << p << "\n";
	}

	return EXIT_SUCCESS;
}