%EC%9E%90%EC%9E%91 %EC%88%98%EB%83%89%EC%8B%9D %EC%97%B4%EA%B5%90%ED%99%98%EA%B8%B0 2%ED%8E%B8%EC%9E%85%EB%8B%88%EB%8B%A4.