On Wednesday, 26 June 2013 at 20:51:35 UTC, Gary Willoughby wrote: > Just for a bit of fun, I saw this question posted on reddit the > other day and wondered how *you* would solve this in D? > > http://stackoverflow.com/questions/731832/interview-question-ffn-n First answer port: http://dpaste.dzfl.pl/0e3d145c