Переменные

namespace CSLight
{
    internal class Program
    {
        static void Main(string[] args)
        {
            byte firstVariable = 1;
            short secondVariable = 2;
            int thirdVariable = 3;
            long fourthVariable = 4;
            float fifthVariable = 5.0f;
            double sixthVariable = 6.0;
            char seventhVariable = '7';
            string eighthVariable = "8";
            ulong ninthVariable = 9;
            bool tenthVariable = true;
        }
    }
}