dance2die/SelectManyDemo.cs

## SelectManyDemo.cs
private static void SelectManyDemo(List<Order> orders)
{
    var firstOrder = orders.Take(1);
    var lastOrder = orders.TakeLast(1);
    var firstAndLastOrders = new [] {firstOrder, lastOrder}.SelectMany(order => order);
    PrintOrders(firstAndLastOrders);
}
	private static void SelectManyDemo(List<Order> orders)
	{
	var firstOrder = orders.Take(1);
	var lastOrder = orders.TakeLast(1);
	var firstAndLastOrders = new [] {firstOrder, lastOrder}.SelectMany(order => order);
	PrintOrders(firstAndLastOrders);
	}