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>
#include <string>
using namespace std;
int main(){
	string a;
	cin >> a;
	reverse (a.begin(),a.end());
	cout << a << endl;
}