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 {
	void run() {
		Scanner sc = new Scanner(System.in);

		StringBuilder s = new StringBuilder(sc.next());
		System.out.println(s.reverse());
	}

	public static void main(String[] args) {
		new Main().run();
	}
}