%EA%B0%90%EA%B8%B0%ED%99%98%EC%9E%90%EB%B6%84%EC%9D%80%20%EB%A9%B4%ED%9A%8C%20%EC%9E%90%EC%A0%9C%20%EB%B0%94%EB%9E%8D%EB%8B%88%EB%8B%A4. 0