import java.util.Scanner;
class palindrome
{
    public static void main(String[] args) 
    {
        String s;
        Scanner sc = new Scanner(System.in);
        s=sc.nextLine();
        int i=0,j=(s.length())-1;
        while(i<j)
        {
            if(s.charAt(i)!=s.charAt(j))
            {
                System.out.println("string "+s+" is not palindrome");
                break;
            }
            i++;
            j--;
            
            System.out.println("string "+s+" is palindrome");
        }
    }
}