An Elm application that converts a comma separated list of numbers into a list of letters where each letter maps to that position in the alphabet.
E.g. 20,8,5 becomes the
You can then add an offset:
With an offset of 1 19,7,4 becomes the as 1 is added to each value before converting.
Negative offsets are supported:
With an offset of -1 21,9,6 becomes the as 1 is subtracted from each value before converting.
(Ok, I don't actually subtract the offset I rotate the array that maps letters to numbers, the effect is the same though)
You can also install Elm with asdf
With Elm installed run elm reactor from project directory