%EA%B9%80%ED%95%B4%EB%A7%88%EC%82%AC%EC%A7%80%E2%96%B7%20%E3%80%90optop10%CB%9Bc%CE%98m%E3%80%91%E2%9D%84%EA%B9%80%ED%95%B4%EC%98%A4%ED%94%BC%20%EA%B9%80%ED%95%B4op%E2%99%A4%EA%B9%80%ED%95%B4%ED%9B%84%EB%B6%88%EC%B6%9C%EC%9E%A5%E2%9C%B0%EA%B9%80%ED%95%B4%EC%85%94%EC%B8%A0%EB%A3%B8%E2%9C%B8%EA%B9%80%ED%95%B4op