AaDS_1_184_2021 Задание 1 - https://docs.google.com/document/d/1EA9pORsRzarzQQ-g4nleBk-Sec9FC4PaQqTYprDFrgk/edit?usp=sharing Задание 2 - https://docs.google.com/document/d/175F58iuuGgkA9T_Ohoq7fcYcyYIXdP6pbwF-a23Q-xA/edit?usp=sharing