Linked Questions

490
votes
889answers
166k views

"Hello, World!"

So... uh... this is a bit embarrassing. But we don't have a plain "Hello, World!" challenge yet (despite having 35 variants tagged with hello-world, and counting). While this is not the most ...
539
votes
238answers
126k views

Showcase of Languages

Notes This thread is open and unlocked only because the community decided to make an exception. Please do not use this question as evidence that you can ask similar questions here. Please do not ...
71
votes
187answers
16k views

The Programming Language Quiz, Mark II - Cops

A repost of this challenge. Meta discussion. Sandbox post. Body of the question similar to the original Robber's challenge This cops and robbers is now (08/03/2018) closed to further competing cop ...
100
votes
40answers
13k views

The Versatile Integer Printer

Write a piece of code that is executable in at least three different languages. The code must output the integer 1 in language number one, ...
38
votes
117answers
5k views

Let's make a word-search!

In this challenge, we will together create a word-search containing many programs in different languages. I have started us off with a grid of 60-by-25 blanks (·), ...
135
votes
29answers
11k views

Making Future Posts Runnable Online with Stack Snippets [closed]

Stack Snippets were recently added to PPCG! Reminiscent of JSFiddle, Stack Snippets allow HTML, CSS, and JavaScript to be run directly in posts! Here is a very simple Stack Snippet: ...
25
votes
56answers
6k views

Comparing two numbers

Challenge Given two integers A and B as input, you must write a program which outputs if ...
40
votes
33answers
6k views

Programming with Bits and Bytes

In this challenge you are going to write an interpreter for a simple language I've made up. The language is based on a single accumulator A, which is exactly one byte in length. At the start of a ...
73
votes
13answers
4k views

Generate Dennis Numbers

This challenge is a tribute to PPCG user Dennis for winning the robbers' part of The Programming Language Quiz. Looking at Dennis' PPCG profile page we can see some pretty impressive stuff: He ...
27
votes
14answers
3k views

Peel away the layers - Cops

In this cops-and-robbers challenge, robbers must crack cop answers by finding out which languages the cops used. This is the Cops thread. For the Robbers' challenge, see here Cops, you are to write a ...
27
votes
5answers
1k views

Literally code golf [closed]

In modern day standards Golfing translates to playing a game of golf, while golf itself translates to a car manufactured by Volkswagen. So instead of the usual golfing of code, you will today be ...
28
votes
2answers
1k views

Convert Brainfuck to MarioLANG

MarioLANG is a two-dimensional programming language where the source code resembles a Super Mario Bros. level. Furthermore, its instruction set is very similar to Brainfuck's. This means that ...
-7
votes
2answers
247 views

Unique multiplication by ten [closed]

People, it's a popularity contest, you have to do somthing cool here. Think about cool ways of breaking the code in most languages, not about validating for everyting! Initially this challenge ...