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


int main()
{
	int a[] {0, 10, 20, 30, 40, 50, 60, 70, 80, 90};
	int n {size(a)};   //the number of elements in the array a

	for (int i {0}; i < n; ++i) {
		cout << a[i] << "\n";  //does a hidden multiplication & addition
	}

	cout << "\n";	//Skip a line.

	for (int *p {a}; p < a+n; ++p) {   //a means &a[0]; a+n means &a[n]
		cout << *p << "\n";   //does no hidden multiplication & division
	}

	return EXIT_SUCCESS;
}