package observer;

public class UtubeApp {
    public static void main(String[] args) {
        LandCh landCh = new LandCh();
        KoreanSubscriber ks1 = new KoreanSubscriber("꼬부기", landCh);
        KoreanSubscriber ks2 = new KoreanSubscriber("리자몽", landCh);
        landCh.setPrice(300000000);
        Subscriber ks3 = new KoreanSubscriber("개굴닌자", landCh);
        landCh.setPrice(290000000);
        landCh.removeSubscriber(ks2);
        Subscriber es1 = new EnglishSubscriber("Pikachu", landCh);
        landCh.setPrice(200000000);
    }
}