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;
class Main{
	public static void main(String[] args){
		Scanner scan = new Scanner(System.in);
		
		while(scan.hasNext()){
			String str = scan.nextLine();
			int n = str.length();
			for(int i = n-1;i >= 0;i--){
				char t = str.charAt(i);
				System.out.print(t);
			}
			System.out.println();
		}
	}
}