%EC%88%98%EC%9B%90%EC%95%88%EB%A7%88%EF%BC%BA%20%E3%80%90OPTOP10%CB%9B%E2%93%92o%EF%BD%8D%E3%80%91%20%EC%88%98%EC%9B%90%EC%8A%88%EC%96%BC%20%EC%88%98%EC%9B%90%EC%8A%88%EC%96%BC%E2%99%9F%EC%88%98%EC%9B%90%ED%85%8C%EB%9D%BC%ED%94%BC%20%EC%88%98%EC%9B%90%EB%A7%88%EC%82%AC%EC%A7%80%20%EC%88%98%EC%9B%90%EA%B1%B4%EB%A7%88