static void Main()
{
ISeries progression = new GeometricProgression(2, 3);
Console.WriteLine("Progression:");
PrintSeries(progression);
Console.ReadKey();
}
static void Main(string[] args)
{
Console.WriteLine("Arithmetic progression:");
GeometricProgression progr = new GeometricProgression(12, 2);
for (var i = 0; i < 10; i++)
{
progr.MoveNext();
}
Console.WriteLine(progr.GetCurrent().ToString());
PrintSeries(progr);
Console.ReadKey();
}