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) { 
		Scanner sc = new Scanner(System.in);
		String str = sc.next();
		String ans="";
		for(int i=1;i<=str.length();i++)
			ans+=str.charAt(str.length()-i);
		System.out.println(ans);
		
	}
}