জাভা কন্ডিশন

public class Main {
  public static void main(String[] args) {
    String password = "****";

    if (password.equals("****")) {
        System.out.println("login successful");
    }
  }
}

public class Main {
  public static void main(String[] args) {
    String password = "****";

    if (password.equals("****")) {
        System.out.println("login successful");
    } else {
        System.out.println("login failed");
    }
  }
}

public class Main {
  public static void main(String[] args) {
    int mark = 80;

    if (mark >= 80) {
        System.out.println("excellent");
    } else if (mark >= 50) {
        System.out.println("pass");
    } else {
        System.out.println("fail");
    }
  }
}

public class Main {
  public static void main(String[] args) {
    String day = "friday";

    switch (day) {

        case "friday":
            System.out.println("holiday");
            break;

        case "sunday":
            System.out.println("working");
            break;

        default:
            System.out.println("normal");
    }
  }
}

public class Main {
  public static void main(String[] args) {
    String grade = "A";

    switch (grade) {

        case "A":
        case "B":
            System.out.println("good");
            break;

        default:
            System.out.println("try");
    }
  }
}

public class Main {
  public static void main(String[] args) {
    String grade = "C";

    switch (grade) {

        case "A":
        case "B":
            System.out.println("good");
            break;

        default:
            System.out.println("try");
    }
  }
}