%EC%95%88%EC%82%B0%ED%92%80%EC%8B%B8%EB%A1%B1%E3%85%A1%20%E3%80%90optop10%CB%9Bc%CE%98m%E3%80%91%20%EC%95%88%EC%82%B0op%20%EC%95%88%EC%82%B0%ED%92%80%EC%8B%B8%EB%A1%B1%E2%99%AB%EC%95%88%EC%82%B0%EC%B6%9C%EC%9E%A5%EC%98%A4%ED%94%BC%E2%9D%8B%EC%95%88%EC%82%B0%EC%B6%9C%EC%9E%A5%EC%95%88%EB%A7%88%E2%9C%88%EC%95%88%EC%82%B0%EB%A7%88%EC%82%AC%EC%A7%80