public int checkDifficulty() {
        ControlroomWorld world = (ControlroomWorld)getWorld();
        
        if(difficultyScore < 300) 
        {
            return 1000;
        }
        else if (difficultyScore >= 300) 
        {
            return 900;
        }
        else if (difficultyScore >= 700) 
        {
            return 800;
        }
        else if (difficultyScore >= 1200) 
        {
            return 700;
        }
        else if (difficultyScore >= 1700) 
        {
            return 600;
        }
        else if (difficultyScore >= 2300) 
        {
            return 500;
        }
        else if (difficultyScore >= 3000) 
        {
            return 400;
        }
        else if (difficultyScore >= 3800) 
        {
            return 300;
        }
        else if (difficultyScore >= 4700) 
        {
            return 200;
        }
        else {
            return 100;
        }
    }