import java.util.Scanner;
public class Es5 {
    public static void main(String[] args) {
        Scanner kb = new Scanner(System.in);
        String stringa = kb.next();
		boolean b = true;
        for (int i = 0, j = stringa.length() - 1; i < j && b; i++, j--) {
            if (stringa.charAt(i) != stringa.charAt(j)) {
                System.out.println(stringa + " non e' palindroma");
                b=false;
            }
    }
        System.out.println(stringa + " e' palindroma");
    }
}