private static void Main() { Console.WriteLine(Methods.CalcTriangleArea(3, 4, 5)); Console.WriteLine(Methods.NumberToDigit(5)); Console.WriteLine(Methods.FindMax(5, -1, 3, 2, 14, 2, 3)); Methods.PrintAsAbsoluteNumber(1.3); Methods.PrintAsPercentage(0.75); Methods.PrintAsRightAlignedNumber(2.30); bool horizontal, vertical; double sideA = 3; double sideB = -1; double sideC = 3; double sideD = 2.5; Console.WriteLine(Methods.CalcDistance(sideA, sideB, sideC, sideD)); Methods.CheckHorizontal(sideA, sideC, out horizontal); Methods.CheckVertical(sideB, sideD, out vertical); Console.WriteLine("Horizontal? " + horizontal); Console.WriteLine("Vertical? " + vertical); Student peter = new Student() { FirstName = "Peter", LastName = "Ivanov", OtherInfo = "From Sofia", BirthDate = new DateTime(1992, 3, 17) }; Student stella = new Student() { FirstName = "Stella", LastName = "Markova", OtherInfo = "From Vidin, gamer, high results", BirthDate = new DateTime(1993, 3, 11) }; Console.WriteLine("{0} older than {1} -> {2}", peter.FirstName, stella.FirstName, peter.IsOlderThan(stella)); }