#include <iostream>
#include <cstdlib>
#include <list>   //for class list
using namespace std;

int main()
{
	list<int> li {
		 0,
		10,
		20,
		30,
		40
	};

	for (auto value: li) {
		cout << value << "\n";
	}

	cout << "\n";   //Skip a line.
			
	/*
	If you're planning to make insertions and deletions,
	you have to loop with an "iterator".
	You can apply the operators !=, *, and ++ to the iterator,
	as we do to a pointer.
	*/

	for (auto it {begin(li)}; it != end(li); ++it) {
		cout << *it << "\n";
	}

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

	int a[] {50, 60, 70, 80, 90};
	for (auto p {begin(a)}; p != end(a); ++p) {
		cout << *p << "\n";
	}

	return EXIT_SUCCESS;
}