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;
    return 0;
}

