private static void ShowDormLivers(string[] applications)
        {
            var dormLivers = ApplicationsAnalyzer.GetDormLiversNames(applications);

            foreach (var dormLiver in dormLivers)
            {
                Console.WriteLine(dormLiver);
            }
        }
        private static void ShowCourseStatistic(string[] applications)
        {
            var courseStatistic = ApplicationsAnalyzer.GetCoursesStatistics(applications);

            for (int course = 0; course < courseStatistic.Length; course++)
            {
                Console.WriteLine($"{course} курс - {courseStatistic[course]} человек");
            }
        }
        private static void ShowApplicationsCount(string[] applications)
        {
            var applicationsCount = ApplicationsAnalyzer.CountApplications(applications);

            Console.WriteLine("Applications count is " + applicationsCount);
        }