Removed spaces from top-level directory names.

Spaces tend to cause annoyances in a Unix-style shell environment.
This change fixes that.

10_Blackjack/csharp/Program.cs

@@ -0,0 +1,41 @@
+using System;
+
+namespace Blackjack
+{
+    static class Program
+    {
+        static void Main(string[] args)
+        {
+            Console.WriteLine("{0}BLACK JACK", new string(' ', 31));
+            Console.WriteLine("{0}CREATIVE COMPUTING  MORRISTOWN, NEW JERSEY", new string(' ', 15));
+            Console.WriteLine();
+            Console.WriteLine();
+            Console.WriteLine();
+
+            OfferInstructions();
+
+            var numberOfPlayers = Prompt.ForInteger("Number of players?", 1, 6);
+            var game = new Game(numberOfPlayers);
+            game.PlayGame();
+        }
+
+        private static void OfferInstructions()
+        {
+            if (!Prompt.ForYesNo("Do you want instructions?"))
+                return;
+
+            Console.WriteLine("This is the game of 21. As many as 7 players may play the");
+            Console.WriteLine("game. On each deal, bets will be asked for, and the");
+            Console.WriteLine("players' bets should be typed in. The cards will then be");
+            Console.WriteLine("dealt, and each player in turn plays his hand. The");
+            Console.WriteLine("first response should be either 'D', indicating that the");
+            Console.WriteLine("player is doubling down, 'S', indicating that he is");
+            Console.WriteLine("standing, 'H', indicating he wants another card, or '/',");
+            Console.WriteLine("indicating that he wants to split his cards. After the");
+            Console.WriteLine("initial response, all further responses should be 's' or");
+            Console.WriteLine("'H', unless the cards were split, in which case doubling");
+            Console.WriteLine("down is again permitted. In order to collect for");
+            Console.WriteLine("Blackjack, the initial response should be 'S'.");
+        }
+    }
+}