%EC%B2%AD%EC%A3%BC%EC%95%88%EB%A7%88%E2%82%83%20%E3%80%90OPTOP10%CB%9Bc%CE%B8%D0%BC%E3%80%91%20%EC%B2%AD%EC%A3%BCop%20%EC%B2%AD%EC%A3%BC%EC%85%94%EC%B8%A0%EB%A3%B8%E2%99%A3%EC%B2%AD%EC%A3%BC%ED%9B%84%EB%B6%88%EC%B6%9C%EC%9E%A5%E2%99%98%EC%B2%AD%EC%A3%BC%EC%95%88%EB%A7%88%E2%96%BC%EC%B2%AD%EC%A3%BC%EB%A3%B8%EC%8B%B8%EB%A1%B1