Видео разборы задач с параметрами.
Задачи 48, 49, 52, 54, 55.
48.
https://drive.google.com/file/d/13PtrZHaWCYmwNDqfN_9tggaUCAH84cMJ/view?usp=sharing
49.
https://drive.google.com/file/d/1nNrGX9YVdJcEQSVTFidsUkWqpbQo2wpm/view?usp=sharing
52.
https://drive.google.com/file/d/1reCqhvinRaA9MJqq85iunA5XIsTwbJHz/view?usp=sharing
54.
https://drive.google.com/file/d/1gDTnc7kPxovqZahhWPD14c5y4KuRFFLO/view?usp=sharing
55.
https://drive.google.com/file/d/18722XIh9FCcAy3I1EqrFw_53ZTy7TOCm/view?usp=sharing