%EC%84%B1%EB%82%A8%EC%95%88%EB%A7%88%EB%B0%A9%E3%81%B1%20%E3%80%90optop10%C2%B8%EF%BC%A3%EF%BC%AF%EF%BD%8D%E3%80%91%E2%99%A9%EC%84%B1%EB%82%A8%EA%B1%B4%EB%A7%88%E2%9C%BE%EC%84%B1%EB%82%A8%EC%8A%88%EC%96%BC%E2%98%8F%EC%84%B1%EB%82%A8%ED%9C%B4%EA%B2%8C%ED%85%94%E2%97%86%EC%84%B1%EB%82%A8%ED%92%80%EC%8B%B8%EB%A1%B1%20%EC%84%B1%EB%82%A8%EA%B1%B4%EB%A7%88