I did one about ten years ago, two of the guys asked me to do the program on legal pads, two on a whiteboard, it was kind of funny because the Google HR person

I did one about ten years ago, two of the guys asked me to do the program on legal pads, two on a whiteboard, it was kind of funny because the Google HR person gave out a pdf explaining they were going to use a whiteboard and to practice on a whiteboard before coming on site.