static void Main(string[] args)
{
University univer = new University();
Teacher histTeach = new Teacher("Eugeniy Ponasenkov", LectionType.History);
Teacher engTeach = new Teacher("Aleksandr Pushkin", LectionType.Literature);
Teacher mathTeach = new Teacher("Isaak Newton", LectionType.Math);
Teacher physTeach = new Teacher("Albert Einstein", LectionType.Physics);
TechStudent tst1 = new TechStudent("Sergei Tishkov");
TechStudent tst2 = new TechStudent("Aleksandr Maisak");
TechStudent tst3 = new TechStudent("Anton Akulenok");
HumanitarianStudent hst1 = new HumanitarianStudent("Anton Chekhov");
HumanitarianStudent hst2 = new HumanitarianStudent("Leo Tolstoi");
HumanitarianStudent hst3 = new HumanitarianStudent("Feodor Dostoevsky");
univer.AddPersons(histTeach, engTeach, mathTeach, physTeach, tst1, tst2, tst3, hst1, hst2, hst3);
univer.AddPerson(tst1);
Console.WriteLine("\n\n********************************\n\n");
Console.WriteLine("End of the first test. Press any key to enter the second test.");
Console.ReadKey(true);
Console.Clear();
var fridaySecondLection = Lection.CreateLection(LectionType.Math, DayOfWeek.Friday, 2, univer, mathTeach);
univer.AddLection(fridaySecondLection);
univer.CheckDayAndLection(DayOfWeek.Friday, 2);
Console.WriteLine("\n\n********************************\n\n");
Console.WriteLine("End of the second test. Press any key to enter the third test.");
Console.ReadKey(true);
Console.Clear();
var mondayFirstLection = Lection.CreateLection(LectionType.Literature, DayOfWeek.Monday, 1, univer, engTeach);
var tuedaySecondLection = Lection.CreateLection(LectionType.Math, DayOfWeek.Tuesday, 2, univer, mathTeach);
var wednesdayFirstLection = Lection.CreateLection(LectionType.Physics, DayOfWeek.Wednesday, 1, univer, physTeach);
var thursdayThirdLection = Lection.CreateLection(LectionType.Physics, DayOfWeek.Thursday, 3, univer, physTeach);
var fridaySecondLection_Redefine = Lection.CreateLection(LectionType.Literature, DayOfWeek.Friday, 2, univer, engTeach);
var saturdayFirstLEction = Lection.CreateLection(LectionType.Math, DayOfWeek.Saturday, 1, univer, mathTeach);
var saturdayThirdLection = Lection.CreateLection(LectionType.History, DayOfWeek.Saturday, 3, univer, histTeach);
univer.AddLections(mondayFirstLection, tuedaySecondLection, wednesdayFirstLection, thursdayThirdLection, fridaySecondLection_Redefine, saturdayFirstLEction, saturdayThirdLection);
univer.CheckWholeWeek();
}