public static void Main() { Console.WriteLine(Geometry.CalcTriangleArea(3, 4, 5)); Console.WriteLine(TextOperations.GetNumberAsWord(5)); Console.WriteLine(Algebra.FindMax(5, -1, 3, 2, 14, 2, 3)); ConsolePrinter.PrintFloatWithPrecision(1.3); ConsolePrinter.PrintNumberAsPercent(0.75); ConsolePrinter.PrinNumbertWithOffset(2.30, 8); Console.WriteLine(Geometry.CalculateDistance(3, -1, 3, 2.5)); bool horizontal; bool vertical; horizontal = Geometry.PointHasSameDirection(3, 3); vertical = Geometry.PointHasSameDirection(-1, 2.5); Console.WriteLine("Horizontal? " + horizontal); Console.WriteLine("Vertical? " + vertical); Student peter = new Student() { FirstName = "Peter", LastName = "Ivanov" }; peter.ExtraInfo = "From Sofia"; peter.DateOfBirth = DateTime.Parse("03/17/1992"); Student stella = new Student() { FirstName = "Stella", LastName = "Markova" }; stella.ExtraInfo = "From Vidin, gamer, high results"; stella.DateOfBirth = DateTime.Parse("11/03/1993"); Console.WriteLine("{0} is older than {1} -> {2}", peter.FirstName, stella.FirstName, peter.IsOlderThan(stella)); }