diff --git a/Test/helloworld.cs b/Test/helloworld.cs
new file mode 100644
index 0000000..b3e4f95
--- /dev/null
+++ b/Test/helloworld.cs
@@ -0,0 +1,16 @@
+// A Hello World! program in C#.
+using System;
+namespace HelloWorld
+{
+    class Hello 
+    {
+        static void Main() 
+        {
+            Console.WriteLine("Hello World!");
+
+            // Keep the console window open in debug mode.
+            Console.WriteLine("Press any key to exit.");
+            Console.ReadKey();
+        }
+    }
+}