When you pressed the preview button and looked at your post to preview it, didn't you think, "Wow, that's an unreadable mess, I must have missed something. I'd better figure out how to fix that, or no one will be able to help me"? See Markup in the Monastery for the basics of how to separate your text paragraphs and code/data sections, or click the Writeup Formatting Tips link on the posting page for more details.