static void Main(string[] args) { #region ClassesHomework Console.WriteLine("Classes homework \n"); #region Task 1 and 2 Console.WriteLine("Task 1 and 2 \n Enter rectangle coordinates (x1,y1,x2,y2):"); string coordinatesString = Console.ReadLine(); List <double> coordinates = GetCoordinates(coordinatesString); classes.Task1_3.Rectangle rectangle = new classes.Task1_3.Rectangle(new classes.Task1_3.Point(coordinates[0], coordinates[1]), new classes.Task1_3.Point(coordinates[2], coordinates[3])); Console.WriteLine("The area of rectangle = " + rectangle.GetArea()); Console.WriteLine("The perimeter of rectangle = " + rectangle.GetPerimeter()); #endregion #region Task 3 Console.WriteLine("\n Task 3 \n Enter circle radious:"); double radius = GetRadius(); classes.Task1_3.Circle circle = new classes.Task1_3.Circle(); Console.WriteLine("The area of circle = " + circle.GetArea(radius)); Console.WriteLine("The length of circle = " + circle.GetLength(radius)); #endregion #region Task 4 Console.WriteLine("\n Task 4 \n Enter rectangle coordinates (x1,y1,x2,y2):"); //coordinatesString = Console.ReadLine(); //coordinates = GetCoordinates(coordinatesString); Console.WriteLine("The area of staticRectangle = " + classes.Task4.Rectangle.GetArea(new classes.Task4.Point(coordinates[0], coordinates[1]), new classes.Task4.Point(coordinates[2], coordinates[3]))); Console.WriteLine("The perimeter of staticRectangle = " + classes.Task4.Rectangle.GetPerimeter(new classes.Task4.Point(coordinates[0], coordinates[1]), new classes.Task4.Point(coordinates[2], coordinates[3]))); Console.WriteLine("\n Task 4 \n Enter circle radious:"); //radius = GetRadius(); Console.WriteLine("The area of circle = " + classes.Task4.Circle.GetArea(radius)); Console.WriteLine("The length of circle = " + classes.Task4.Circle.GetLength(radius)); #endregion #region Task 5 Console.WriteLine("\n Task 5 \n Enter complex real and imaginary parts (x1,y1,x2,y2):"); string partsString = Console.ReadLine(); coordinates = GetCoordinates(partsString); classes.Task5.Complex complex1 = new classes.Task5.Complex(coordinates[0], coordinates[1]); classes.Task5.Complex complex2 = new classes.Task5.Complex(coordinates[2], coordinates[3]); Console.WriteLine("Complex addition = " + (complex1 + complex2)); Console.WriteLine("Complex subtraction = " + (complex1 - complex2)); Console.WriteLine("Complex multiplication = " + (complex1 * complex2)); Console.WriteLine("Complex division = " + (complex1 / complex2)); #endregion #endregion #region InheritanceHomework #region Task 1 and 2 Console.WriteLine("\n Inheritance Homework \n \n Task 1 and 2"); inheritance.Task1_2.Square inharitanceSquare = new inheritance.Task1_2.Square(1, 2); inheritance.Task1_2.Rectangle inharitanceRectangle = new inheritance.Task1_2.Rectangle(2, 3); inharitanceSquare.Draw(); inharitanceRectangle.Draw(); #endregion #region Task 3 Console.WriteLine("\n Task 3"); inheritance.Task3.Figure figure3 = new inheritance.Task3.Figure(); inheritance.Task3.Square square3 = new inheritance.Task3.Square(); inheritance.Task3.Rectangle rectangle3 = new inheritance.Task3.Rectangle(); figure3.Draw(); (square3 as inheritance.Task3.Figure).Draw(); rectangle3.Draw(); #endregion #region Task 4 Console.WriteLine("\n Task 4"); Task4.Figure figure4 = new Task4.Figure(); Task4.Square square4 = new Task4.Square(); Task4.Rectangle rectangle4 = new Task4.Rectangle(); Task4.DrawAll(figure4, square4, rectangle4); #endregion #endregion #region CollectionsHomework Console.WriteLine("Collections Homework"); #region Task 1 var people = new List <collections.Task1_2.Person> { new collections.Task1_2.Person { Name = "Tom", Age = 22, PhoneNumbers = new List <string>() { "Tom's number #1", "Tom's number #2", "Tom's number #3" } }, new collections.Task1_2.Person { Name = "Ann", Age = 21, PhoneNumbers = new List <string>() { "Ann's number #1", "Ann's number #2", "Ann's number #3" } }, new collections.Task1_2.Person { Name = "Rob", Age = 22, PhoneNumbers = new List <string>() { "Rob's number #1", "Rob's number #2", "Rob's number #3" } }, new collections.Task1_2.Person { Name = "Jane", Age = 25, PhoneNumbers = new List <string>() { "Jane's number #1", "Jane's number #2", "Jane's number #3" } }, new collections.Task1_2.Person { Name = "John", Age = 22, PhoneNumbers = new List <string>() { "John's number #1", "John's number #2", "John's number #3" } }, new collections.Task1_2.Person { Name = "Sid", Age = 25, PhoneNumbers = new List <string>() { "Sid's number #1", "Sid's number #2", "Sid's number #3" } }, }; Console.WriteLine("\nTask 1 \n"); foreach (var person in people) { Console.WriteLine("Name: {0}, age: {1}", person.Name, person.Age); } #endregion #region Task2 people.AddRange(new List <collections.Task1_2.Person> { new collections.Task1_2.Person { Name = "Nancy", Age = 24, PhoneNumbers = new List <string>() { "Nancy's number #1", "Nancy's number #2", "Nancy's number #3" } }, new collections.Task1_2.Person { Name = "Alex", Age = 23, PhoneNumbers = new List <string>() { "Alex's number #1", "Alex's number #2", "Alex's number #3" } } }); Console.WriteLine("\nTask 2 \n"); foreach (var person in people) { Console.WriteLine("Name: {0}", person.Name); foreach (var number in person.PhoneNumbers) { Console.WriteLine($"\t {number}"); } } #endregion #region Task 3 Console.WriteLine("\nTask 3 \n"); var strings = GetListOfStrings(); Console.WriteLine("The count before transformation is " + strings.Count); strings = strings.Distinct().ToList(); for (int i = 0; i < strings.Count; i++) { if (strings[i].StartsWith("Z")) { strings.Remove(strings[i]); } } Console.WriteLine("The count after transformation is " + strings.Count); strings.Sort((a, b) => - 1 * a.CompareTo(b)); Console.WriteLine("Enter the number of page:"); int pageNumber = GetPageNumber(); collections.Task3.ListExtention.DisplayPage(strings, pageNumber); #endregion #endregion Console.ReadLine(); }