Hello, Mr. Kang Byeong-geol, this is CS Roadmap. First, we sincerely apologize for the inconvenience caused during your use of our service. 🙏 We understand that you are inquiring about the discrepancies between the core summary notes and the lectures. Our team is currently working quickly on an update, and the revision is scheduled to be completed by February 2026. We will manage the content more meticulously moving forward to ensure this issue does not recur. We will notify you separately as soon as the revision is complete. We will do our best until the end to provide you with better materials and services. Once again, we sincerely apologize for the inconvenience. 🙏 We truly wish for your success in passing. Thank you. Sincerely, CS Roadmap