static void Main(string[] args) { var arrayStack = new ArrayStack <int>(5); Console.WriteLine(arrayStack.Count); arrayStack.Push(100); Console.WriteLine(arrayStack.Count); arrayStack.Push(200); arrayStack.Push(300); arrayStack.Push(400); arrayStack.Push(500); Console.WriteLine(arrayStack.Peek()); Console.WriteLine(arrayStack.Pop()); Console.WriteLine(arrayStack.Pop()); Console.WriteLine(arrayStack.Peek()); Console.ReadLine(); }