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.*;

public class Main {
	public static void main(String[] args){
		Scanner sc=new Scanner(System.in);
		String str=sc.next();
		for(int i=0;i<str.length();i++){
			System.out.print(str.charAt(str.length()-1-i));
		}
		System.out.println();
	}
}