MagicTrick.java

public static void main() {
    GDGJihlava superProgramatori = Env.getGdgJihlava().getLatestEvent();
    Jarda jarda = superProgramatori.getSpeakers().getJarda();
    
    int secretNumber = resolveRandomNumber(jarda);
    System.out.println(secretNumber);
}

public static int resolveRandomNumber(Jarda jarda) {
    Mind mind = jarda.readMind();
    return mind.open().find(SECRET_NUMBER);
}