누워서 보는 알고리즘: 4. 요세푸스 문제 (2편)

Round 6 held JoonionTV as possibly unofficial or school-level; round 7 read its about text and video descriptions and found it is the lecturer's/institution's own channel teaching at university level (- Professor Joonion Bae, own CS department lectures at Kyungpook National University). Title passed the strict checks; oEmbed verified.