This is a series of programming challenges for beginners and experienced Caché programmers.
For an introduction : go to article https://community.intersystems.com/post/advent-code-2016-day1-no-time-ta...
The challenge of day 16 is about generating random data using a modified version of a dragon curve (you can find more info on fractal curves like Dragon here : https://en.wikipedia.org/wiki/Dragon_curve).