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 void doIt(){
		Scanner sc = new Scanner(System.in);
		while(sc.hasNext()){
			System.out.println(new StringBuilder(sc.next()).reverse().toString());
		}
	}
	public static void main(String[] args) {
		Main obj = new Main();
		obj.doIt();
	}
}