Abc.NCrafts.Quizz.Performance.Questions._028.Answer1.IsPrime C# (CSharp) Method

        private static bool IsPrime(int number)
        {
            if (number == 0 || number == 1) return false;
            if (number == 2) return true;

            for (var divisor = 2; divisor < (int)Math.Sqrt(number); divisor++)
            {
                if (number % divisor == 0) return false;
            }
            return true;
        }
    }