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) {
		  try(Scanner sc = new Scanner(System.in)) {
			  StringBuffer str=new StringBuffer(sc.nextLine());
			  StringBuffer ans=str.reverse();
			  System.out.println(ans);
		  }
	}
}

