public static void UI() { Console.Clear(); int number; Console.Write("Faktoriyel Hesabı Yapılacak Sayı: "); number = int.Parse(Console.ReadLine()); var factorialCalculator = FactorialCalculator.CreateAsSingleton(); factorialCalculator.Calculate(number); }
public static FactorialCalculator CreateAsSingleton() { return(_factorialCalculator ?? (_factorialCalculator = new FactorialCalculator())); }