#include <iostream>

#include <set>

#include <vector>

using namespace std;

int main()

{

vector <int> a;

a.push_back(1);

a.push_back(1);

a.push_back(1);

a.push_back(5);

a.push_back(1);

a.push_back(1);

   vector <int> ::iterator iterator ;

for(iterator=a.begin();iterator!=a.end();iterator++){

cout<<*iterator<<endl;

}

cout<<endl;

cout<<a[3];

   return 0;

}