Polyagony layout (mode 3/3,6) code-golf ascii-art string Background Polyagony is a family of hypothetical esolangs where the source code is laid out on a specifically shaped board before running it. It's similar to Hexagony, but various uniform tilings can be used instead of a simple hexagon. The...

Splinter metagolf Splinter is an esoteric programming language where data is stored in 'splinters'. There are three different types of syntax: Simple character output: \character, outputs a character Splinter storage: (splinter name){code}, stores the code into the splinter with the correct n...

Decide Magma's Identity Objective Given a magma with 256 elements, decide whether it has the identity element. Definition A magma is a set endowed with a binary operation. Let's denote the set by \$S\$ and the binary operation by \$\circ\$. An element \$e \in S\$ is the identity element if for ev...

r my Vyxal Vyxal is a stack-based language, meaning that everything operates by popping and pushing values onto a stack. It has a bunch of useful flags, one of which is r. Running a Vyxal program with the r flag causes functions to take their elements in reverse order. For example, the program 5...

Longest Zero Sum Sub-array code-golf array-manipulation Given an array of integers. Find out its longest sub-array (contiguous subsequence) whose sum is 0. The sub-array for output may be an empty array. Input Input an array of integers. Output Output the longest zero sum sub-array. If there are ...