I had exactly the same experience with giving CS assignment help. Although at the time, I didn't quite have the wisdom to work within their existing approach an

I had exactly the same experience with giving CS assignment help. Although at the time, I didn't quite have the wisdom to work within their existing approach and tended towards more radical rewrites. Not that I thought they were idiots, I just didn't like their approaches - and didn't take the time to try to understand them.