Write a program which reverses a given string str.



Input

str (the size of str ≤ 20) is given in a line.

Output

Print the reversed str in a line.

Example

Input

w32nimda


Output

admin23w
#include <bits/stdc++.h>

using namespace std;

int main()
{
    string s; cin >> s;
    reverse(s.begin(), s.end());
    cout << s << endl;
}