#include <iostream>
#include <vector>
#include <iterator>
using namespace std;

int main()
{
    vector<int> v = {10, 20, 30, 40, 50};
    vector<int>::reverse_iterator it;

    for (it = v.rbegin(); it != v.rend(); it++)
    {
        cout << " " << *it;
    }
    cout << endl;
};