import java.util.*;
import java.lang.*;
import java.io.*;

// The main method must be in a class named "Main".
class Main {
    public static void main(String[] args) {
        String str = "madam";
        String rev = "";
        for(int i=str.length()-1;i>=0;i--){
            rev = rev+str.charAt(i);
        }
        System.out.println(rev);
        if(str.equals(rev)){
            System.out.println("palindrome");
        }
        else{
            System.out.println("not palindrome");
        }
    }
}