private static void Main()
{
var stack = new CustomStack <int>();
for (int i = 0; i < 8; i++)
{
stack.Push(i);
}
Console.WriteLine(stack);
Console.WriteLine("Count: {0}", stack.Count);
stack.Push(100);
Console.WriteLine(stack);
Console.WriteLine("Count: {0}", stack.Count);
Console.WriteLine(stack.Peek());
stack.Pop();
Console.WriteLine(stack);
Console.WriteLine("Count: {0}", stack.Count);
}