100+ rep for APL answers/outgolfs to Bubbler's challenges/answers To celebrate me (Bubbler) reaching 25k rep (with over 100 answers in APL, 50 challenges written, and several thousands of rep gained from Adám's APL bounties), I will share some of my rep for even more APL answers! Specifically, ...

This should be a fairly simple challenge. For an array of numbers, generate an array where for every element all neighbouring elements are added to itself, and return the sum of that array. Here is the transformation which occurs on the input array [1,2,3,4,5] [1,2,3,4,5] => [1+2, 2+1+3, 3+2+4...

This challenged is highly inspired by what @Mego created with his Holy and Holier numbers, lots of thanks to him and his puns. Holy numbers are numbers composed of only the digits with holes, which are: 04689 Numbers with at least one unholy digit are considered unholy. Unholy digits are evil...

The beloved fish who swims through the code of ><> (an esoteric programming language) has been taken out of its natural environment. This change has rendered it incapable of moving around in the way it's used to: what used to be toroidal movement has been restricted to simple left-to-right moveme...

Building on top of the inbuilt python dict class, create a dynamic dictionary data structure (CustomDict) which can repeatedly add nested dictionaries on update, and can query a nested key without creating false data or raising an error. This is how the data structure should behave: # adding a...