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 in = new Scanner(System.in);
        while(in.hasNext()){
            String ans = new StringBuffer(in.next()).reverse().toString();
            System.out.println(ans);
        }
    }
}