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

import java.util.Scanner;


public class Main {

    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        String input = scan.next();
        for(int i = input.length() - 1; i > -1; i--) {
            System.out.print(input.charAt(i));
        }
        System.out.println();
    }
    
}