static void Main(string[] args)
{
PolinomHolder ph = new PolinomHolder();
ph.AddMemberWithDegree(0, 2.5);
ph.AddMemberWithDegree(2, 21);
ph.AddMemberWithDegree(-1, 35);
ph.AddMemberWithDegree(1, -71);
PolinomHolder ph2 = new PolinomHolder();
Console.WriteLine(ph.PolinomToString());
ph2.AddMemberWithDegree(2,-30);
ph2.AddMemberWithDegree(1, 12);
Console.WriteLine(ph2.PolinomToString());
PolinomHolder phResult = ph - ph2;
Console.WriteLine(phResult.PolinomToString());
Console.ReadKey();
}
