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 scanner = new Scanner(System.in);
		String n = scanner.next();

		StringBuffer sb = new StringBuffer(n);
		String dst = sb.reverse().toString();
		System.out.println(dst);
	}
}