C# - Check if a number is a prime number or not

C# - Check if a number is a prime number or not

CODE

using System; class Program { public static void Main() { bool result = true; int number = 3; if (number < 2) result = false; else { for (int i = 2; i < number; i++) { if (number % i == 0) { result = false; break; } } } if (result) Console.WriteLine("{0} is a prime number.", number); else Console.WriteLine("{0} is not a prime number.", number); Console.ReadKey(); } }