diff --git a/vscode/Chapter01-vscode/HelloCS/Program.cs b/vscode/Chapter01-vscode/HelloCS/Program.cs
index 735033f..add1f4c 100644
--- a/vscode/Chapter01-vscode/HelloCS/Program.cs
+++ b/vscode/Chapter01-vscode/HelloCS/Program.cs
@@ -1,3 +1,4 @@
 // See https://aka.ms/new-console-template for more information
 Console.WriteLine("Hello, C#!");
-throw new Exception();
\ No newline at end of file
+throw new Exception();
+int z;