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Tasks involving writing interpreters for various languages or formalisms.

15 votes
6 answers
784 views

Simulate a Cyclic Tag System

A cyclic tag system is a tiny, Turing-complete computational model consisting of a two-symbol alphabet (I'll use {0,1}), a finite, nonempty cyclic list of productions that consist of those two symbols …
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32 votes
36 answers
5k views

Write an interactive Deadfish interpreter

Deadfish is a joke "programming language" with four commands. Because the Esolang page is a bit contradictory and the interpreters on that page don't all work exactly the same, you should implement th …
marinus's user avatar
  • 31.2k