#include <iostream>
#include <string>
#include <vector>

using namespace std;

int main()
{
    /*vector<int> a;
    //vector<int> first;
    //first.assign(6,10);

    for(int i = 0; i <=5; i++)
    {
        a.push_back(i);
    }
    for(int i = 0; i <= a.size(); i++)
    {
        cout<< a.at(i) << endl;
    }
*/
    vector<int>s;
    s.push_back(11);
    s.push_back(22);
    s.push_back(33);
    s.push_back(55);
    for (auto& it : s) {
    cout << it << endl;
}

    return 0;
}