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 void main() {
		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.main();
	}
}