%EC%88%98%EC%9C%A0%EC%85%94%EC%B8%A0%EB%A3%B8%E2%9C%98%20%E3%80%90optop10%CB%9Bc%EF%BC%AF%D0%BC%E3%80%91%E2%9C%A6%EC%88%98%EC%9C%A0%ED%9B%84%EB%B6%88%EC%B6%9C%EC%9E%A5%20%EC%88%98%EC%9C%A0%EC%98%A4%ED%94%BC%E2%9C%B9%EC%88%98%EC%9C%A0%EC%85%94%EC%B8%A0%EB%A3%B8%E2%9C%97%EC%88%98%EC%9C%A0%EC%95%88%EB%A7%88%E2%9C%B9%EC%88%98%EC%9C%A0%ED%9B%84%EB%B6%88%EC%B6%9C%EC%9E%A5