static void Main(string[] args)
{
ISeries progr = new GeomProgr(2, 2);
Console.WriteLine("Progression:");
GeomProgr.PrintSeries(progr);
ISeries list = new List(new double[] { 5, 8, 6, 3, 1 });
Console.WriteLine("List:");
GeomProgr.PrintSeries(list);
Console.Read();
}
