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.*;

class Main{
   public static void main(String[] args){
      Scanner scanner = new Scanner(System.in);
      StringBuffer sb = new StringBuffer(scanner.nextLine());
      System.out.println(sb.reverse().toString());
   }
}