static void Main(string[] args)
{
Temer t = new Temer("Temirbolat", "Maratuly", 185, 18);
Hello hello = new Hello("tomato", "29.03.2019", t);
hello.Save(hello);
Hello hNew = hello.Load();
Console.Write(hNew.temer.Surname);
Console.ReadKey();
}
public Hello(string Order, string Day, Temer temer)
{
this.Order = Order;
this.Day = Day;
this.temer = temer;
}