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

int main()
{
	vector<int> v;   //Born empty, but capable of holding ints.

	for (;;) {
		cout << "Please input an int (or control-d when done): ";
		int i {0};
		cin >> i;
		if (!cin) {      //if the user typed control-d,
			break;   //out of the for loop
		}
		v.push_back(i);  //Call member function push_back belonging to v
	}

	cout << "\n\n";
	cout << "Here are the " << v.size() << " ints that you input:\n";

	for (auto i: v) {
		cout << i << "\n";   //i is an int because v holds ints.
	}

	return EXIT_SUCCESS;         //Nothing we have to remember to delete.
}