#include<iostream>
#include<vector>
#include <algorithm>
#include<iterator>

using namespace std;

int main ()
{
    int element = 0 , i=0;
    int sizeVec;
    cin >> sizeVec;

    vector<int> myvector{};
    for ( int i = 0; i < sizeVec; i++)
    {
            cin >> element;
            myvector.push_back(element);
    }

    for (vector<int>::reverse_iterator reVit = myvector.rbegin(); reVit != myvector.rend(); reVit++)
    {
     cout << *reVit;
    }

    return 0;
}