static void Main(string[] args)
{
ObjectStack stack = new ObjectStack();
stack.Push(5);
stack.Push("time to sleep");
Console.WriteLine(stack.Count());
stack.Push(DateTime.Now);
stack.Push(21);
var first = stack.Pop();
Console.WriteLine(first);
var second = stack.Peek();
Console.WriteLine(second);
TypeStack <int> typeStack = new TypeStack <int>();
typeStack.Push(3);
typeStack.Push(5);
typeStack.Push(7);
typeStack.Push(9);
typeStack.Push(11);
typeStack.Push(13);
Console.WriteLine(typeStack.Count());
stack.GetCapacity();
typeStack.GetCapacity();
Console.ReadLine();
}
public static void GetCapacity <T>(this TypeStack <T> typeStack)
{
int capacity = typeStack.Count();
Console.WriteLine($"your free capacity is: {ObjectStack.maxSize - capacity}");
}