Last night's question had us going! Did you figure it out?

Last night's question had us going! Did you figure it out?

Visual explanation from twitter user @iam_ineffable with a written explanation by Charles Robinson posted in the comments of last night's post. Note: I wasn't even close and this is why I'm a writer and not a mather, or um, mathematician.

Answer: Imagine the top point is A. Then, the far left point where the first horizontal line touches is B; the next point or intersection to the right on that first horizontal line is C; the next to the right is D; and the far right point of intersection...