public class IsPalindrome {
    static boolean isPalindrome(String s) {
        if (s.length() <= 1) return true;
        if (s.charAt(0) != s.charAt(s.length() - 1)) return false;
        return isPalindrome(s.substring(1, s.length() - 1));
    }

    public static void main(String[] args) {
        String word = args[0];
        System.out.println(isPalindrome(word));
    }
}