Почему нельзя собрать Пятнашки, поменяв 14 и 15. Простое доказательство без Теории групп

[zivarellehayes]

Great breakdown! Using the 100 prisoners problem to intuitively explain permutation cycles and invariant rules makes a classic math puzzle so much easier to grasp without drowning in heavy group theory. Thanks for sharing this clever proof!