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