Re:“I was just asked to balance a Binary Search Tree by JFK'...
by huxley on Tuesday February 28, 2017 @08:10PM
(#13760030)
It may be a bit dated nowadays, but from travelling through Central America back in the 80s, I made it a habit to never ever use the phrase "fellow traveler" around US border officials:
https://en.wikipedia.org/wiki/Fellow_traveller