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) 
	{
		// TODO ツ篠ゥツ督ョツ青カツ青ャツつウツづェツつスツδソツッツドツ・ツスツタツブ

		Scanner sc = new Scanner(System.in);
		System.out.println(new StringBuilder(sc.nextLine()).reverse());
	}
}