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(void) {
    string input; cin >> input; reverse(input.begin(), input.end());
    cout << input << endl;
    return(0);
}