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 <iostream>
#include <algorithm>

using namespace std;

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