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); 
		while(sc.hasNext()){
		String a = sc.nextLine();
			StringBuffer sb = new StringBuffer(a);
			sb.reverse();
			System.out.println(sb);
			
		}
	}
	
}