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 num1 = sc.nextLine();

        StringBuffer sb = new StringBuffer(num1);
        sb.reverse();
        System.out.println(sb);

	}
}