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<string>
#include<algorithm>

using  namespace std;

int main(){
	string s;
	cin >> s;
	reverse(s.begin(), s.end());
	cout << s << endl;


}