public class RPG {
    public static void main(String[] args){
        SwordsMan swordsMan = new SwordsMan();
        swordsMan.setName("Justin");
        swordsMan.setBlood(200);

        Magician magician = new Magician();
        magician.setName("Monica");
        magician.setLevel(1);
        magician.setBlood(100);

        drawFight(swordsMan);
        drawFight(magician);
    }

    static void drawFight(Role role){
        System.out.print(role.getName());
        role.fight();
    }
}