%EA%B0%95%EC%9B%90%EC%8A%88%EC%96%BC%E2%98%8E%EF%B8%8F%20%E3%80%90OPTOP10%CB%9B%E2%93%92%CE%98%EF%BC%AD%E3%80%91%20%EA%B0%95%EC%9B%90op%20%EA%B0%95%EC%9B%90%EC%95%88%EB%A7%88%EB%B0%A9%E2%96%BD%EA%B0%95%EC%9B%90%EC%8A%88%EC%96%BC%E2%98%8E%EA%B0%95%EC%9B%90%ED%85%8C%EB%9D%BC%ED%94%BC%E2%9C%B9%EA%B0%95%EC%9B%90%EC%98%A4%ED%94%BC