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 {
	static Scanner sc = new Scanner(System.in);

	public static void main(String[] main) {
		String str = sc.next();

		String reversed = new StringBuilder(str).reverse().toString();
		System.out.println(reversed);
	}
}