static void Main(string[] args) { Medium m1 = new Medium("test", MedienTyp.DVD); Medium m2 = new Medium("test2"); int[] statistik = Medium.Statistik(m1, m2); int x, y; for (x = 1; x <= 3; x++) { for (y = 1; y <= 3; y++) { if (y <= x) { Console.Write("{0} ", x * y); } } Console.WriteLine(); } int a = 0; int b = 5; if (a > b && !(b == 0)) { Console.WriteLine("A"); } if (a / b > 5 && b != 0) { Console.WriteLine("B"); } else if (a != 0 || b != 0) { Console.WriteLine("C"); } else { Console.WriteLine("D"); } }