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.io.*;

class Main{
    public static void main(String[]args)throws IOException{
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

        String str = br.readLine();
        StringBuffer sb = new StringBuffer(str);
        System.out.println(sb.reverse());
    }
}