diff --git a/hello_world.cs b/hello_world.cs
new file mode 100644
index 0000000..b3c517f
--- /dev/null
+++ b/hello_world.cs
@@ -0,0 +1,8 @@
+using System;
+class Program
+{
+    public static void Main(string[] args)
+    {
+        Console.WriteLine("Hello, world!");
+    }
+}
\ No newline at end of file