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[] a){ 
    
    	Scanner scanner = new Scanner(System.in);
		String line = scanner.nextLine();
		StringBuffer sb = new StringBuffer(line);
		
		System.out.println(sb.reverse());
		
		scanner.close();
		
    } 
}
