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.*;

public class Main {
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        
        String str = sc.nextLine();
        
        for(int i = str.length()-1;i>=0;i--){
            System.out.print(str.charAt(i));
        }
        System.out.println();
        
    }
}