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.*;

public class Main {
public static void main(String[]args){
	Scanner sc = new Scanner(System.in);
	String s=sc.next(); 
	char[] a=s.toCharArray();
	for(int i=a.length-1; i>=0; i-- )
	System.out.print(a[i]);
	System.out.println();
}
}