static void Main() { Num ob = new Num(); int lcf, gcf; if (ob.HasComFactor(231, 105, out lcf, out gcf)) { Console.WriteLine("Lcf of 231 and 105 is " + lcf); Console.WriteLine("Gcf of 231 and 105 is " + gcf); } else { Console.WriteLine("No common factor for 35 and 49."); } if (ob.HasComFactor(35, 51, out lcf, out gcf)) { Console.WriteLine("Lcf of 35 and 51 " + lcf); Console.WriteLine("Gcf of 35 and 51 is " + gcf); } else { Console.WriteLine("No common factor for 35 and 51."); } }