boolean isPalindrome = true;

    for (int i = 0; i < A.length() / 2; i++) {
        if (A.charAt(i) != A.charAt(A.length() - 1 - i)) {
            isPalindrome = false;
            break;
        }
    }

    if (isPalindrome) {
        System.out.println("Yes");
    } else {
        System.out.println("No");
    }