static void Main(string[] args)
{
MyStack stack = new MyStack();
stack.Push(1);
stack.Push(5);
stack.Push(8);
Console.WriteLine($"Count={stack.Count}");
stack.Pop();
stack.Push(5);
stack.Push(8);
stack.Clear();
stack.Push(14);
stack.Push(5);
stack.Push(8);
stack.Push(5);
stack.Push(")");
stack.Push(")");
stack.Push(8);
stack.Pop();
stack.Pop();
Console.WriteLine($"Top={stack.Top()}");
stack.Pop();
}