import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner console = new Scanner(System.in);
        Main main = new Main();
        int number = console.nextInt();
        System.out.println(main.palindromeNumber(number));
    }
    public Boolean palindromeNumber(int number){
       int temp=number,reverse=0;
       while(temp > 0){
           reverse = reverse * 10 + temp % 10;
           temp /= 10;
       }
        return reverse == number;
    }
}