Laboratory works in OOP (C#.NET) Variant 1

In the archive you will find completed laboratory work from 1 to 4 inclusive (1st variant). The archive contains 4 MS Visual Studio projects of completed laboratory work (1st varinat) from the tutorial: MOSCOW STATE UNIVERSITY named after M. V. LOMONOSOV Faculty of computational mathematics and Cybernetics N. I. Berezina Laboratory works on a course Object-oriented programming: the C#programming language See a screenshot: https://prntscr.com/9uzxcg Download the task: https://cloud.mail.ru/public/7KdY/4hDudJETU