Here’s Chapter 21.

As noted by the author, Google Spreadsheets uses re2 engine in its regular expression processing.

Here’s Chapter 20.

Author’s notes were correct at the time the chapter was written, no idea if Google Spreadsheets has updated its functionality since.

Here’s Chapter 19.

Doesn’t everyone just love that feeling when you copy paste a bunch of formulas into a spreadsheet and then everything breaks?

Here’s Chapter 18.

I have fortunately never had the (dis)pleasure of needing to drive with a hangover.

Here’s Chapter 17.

So, there’s a lot of random REGEX in this chapter which I tried my best to translate properly, but I have no idea if the syntax is correct or not.

Here’s Chapter 16.

Welcome to REGEX functions.

Here’s Chapter 15.

It’s time for REGEX, something I have used before, but not something I was……uh……good at.

Here’s Chapter 14.

Some stuff in this chapter only makes sense when you are given the original Japanese text, since functions count character by character. In English, a letter is a single character, while in Japanese, a word can be a single character.

Here’s Chapter 13.

For people that didn’t know, Microsoft Office Specialist (MOS) is an actual certification provided by Microsoft.

Here’s Chapter 12.

It’s all fun and games until HR calls you up.