%EC%8B%A0%EC%82%AC%EB%8F%99%ED%9B%84%EB%B6%88%EC%B6%9C%EC%9E%A5%E3%82%93%20%E3%80%90optop10.c0%EF%BD%8D%E3%80%91%E2%9C%8F%EC%8B%A0%EC%82%AC%EB%8F%99%EC%85%94%EC%B8%A0%EB%A3%B8%20%EC%8B%A0%EC%82%AC%EB%8F%99%EC%8A%88%EC%96%BC%20%EC%8B%A0%EC%82%AC%EB%8F%99OP%E2%96%A1%EC%8B%A0%EC%82%AC%EB%8F%99%ED%9C%B4%EA%B2%8C%ED%85%94%20%EC%8B%A0%EC%82%AC%EB%8F%99%EC%98%A4%ED%94%BC