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