public class KataSandi {
    public static void main(String[] args) {
        String input = args[0];
        String tersimpan = "rahasia";

        System.out.println("input == tersimpan     : " + (input == tersimpan));
        System.out.println("input.equals(tersimpan): " + input.equals(tersimpan));

        if (input.equals(tersimpan)) {
            System.out.println("Akses diberikan");
        } else {
            System.out.println("Akses ditolak");
        }
    }
}