“Here you are, Mr. Binary, your room, Room 5.”
Mr. B: Oh, no! I distinctly asked not to be allocated this room number, it’s even unluckier than room one-one-o-one!
“Our room numbers don’t go up that far, Mr. Binary. We only have 20 rooms.
SD Mr. B considers this.
Mr. B: And, are you sure that nineteen pounds eighty four is the correct amount per night? Have I got that right?
