readme update

README.md

@@ -23,3 +23,9 @@ much.
 
 If I have written multiple solutions in a language,
 they will be named `sol_<description>.<ext>`.
+
+## Included & not included code
+This is very inconsistent, but generally I will
+include a `package main` in .go files, as well as 
+any extra struct / class definitions in all files.
+Although a lot of the time I also don't do this.