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 <bits/stdc++.h> 
using namespace std;
int main() {
string str;
cin >> str;
reverse(str.begin(), str.end());
cout << str << endl;
}
