%EC%9D%B4%EB%B3%B4%EB%93%9C %EC%8B%9C%EA%B3%B5%ED%9B%84%EA%B8%B0. %26 %ED%95%98%EC%9E%90%EA%B4%80%EB%A0%A8 %EC%A7%88%EB%AC%B8