use_vector_to_store_integers.cpp

// vector::push_back
#include <iostream>
#include <vector>

int main() 
{
    std::vector<int> my_vector;
    int my_int;
    
    std::cout << "Please enter some integer (enter 0 to end): \n";
    
    do {
        std::cin >> my_int;
        my_vector.push_back(my_int);
    } while (my_int);
    
    std::cout << "my vector stores " << int(my_vector.size()) << " numbers. \n";
    
    return 0;
}