CSHARP-72 Add game intro

72_Queen/csharp/Games.cs

@@ -0,0 +1,34 @@
+namespace Queen;
+
+internal class Game
+{
+    private readonly IReadWrite _io;
+    private readonly IRandom _random;
+
+    public Game(IReadWrite io, IRandom random)
+    {
+        _io = io;
+        _random = random;
+    }
+
+    internal void Play()
+    {
+        _io.Write(Streams.Title);
+        if (_io.ShouldDisplayInstructions()) { _io.Write(Streams.Instructions); }
+    }
+}
+
+internal static class IOExtensions
+{
+    internal static bool ShouldDisplayInstructions(this IReadWrite io)
+    {
+        while (true)
+        {
+            var answer = io.ReadString(Prompts.Instructions).ToLower();
+            if (answer == "yes") { return true; }
+            if (answer == "no") { return false; }
+
+            io.Write(Streams.YesOrNo);
+        }
+    }
+}

72_Queen/csharp/Program.cs

@@ -1,3 +1,7 @@
-using Games.Common.IO;
+global using Games.Common.IO;
+global using Games.Common.Randomness;
+global using static Queen.Resources.Resource;
 
-var io = new ConsoleIO();
+using Queen;
+
+new Game(new ConsoleIO(), new RandomNumberGenerator()).Play();