Untitled

static void Main(string[] args)
        {
            int number = 1;
            float floatNumber = 14.5f;
            double doubleNumber = 14.5;
            bool boolNumber = false;
            string helloWorld = "Hello world!";

            Console.WriteLine(helloWorld);
            Console.WriteLine(doubleNumber);
            Console.WriteLine(number);

            Console.ReadLine();
        }