G'MIC exercises

That’s right, I flipped the items by mistake to {feature,ind}!

What is the simplest way to store values and strings into a vector? Two ways demonstrated by @garagecoder post #9 and @David_Tschumperle post #12 of the other thread seem over complicated (or I am just not used to doing it that way). Here is an example. Goal: make each line a vector element in s and echo the fifth element of s somewhere down the pipeline.

This
is
the
number
0
okay?