Questions tagged [hello-world]
A challenge that involves making a "Hello, World!" program, or other similar strings. It is recommended to avoid using exactly "Hello, World!" as many languages have builtins to print it, trivialising the challenge.
90 questions
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Radiation Hardening 2: The Randomiser
Inspired by a very recent post here, can you write a program/function that prints (defined by outputting or returning "Hello, World!" (with caps and exclamation) in any manner), before and ...
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Electra "Hello World!" [duplicate]
This will be a bit of a different challenge. Back in 2023, I developed a 2D esolang called Electra, and looking back at my hello world program, (which is 582 bytes by the way) I see a lot of room for ...
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The longest "Hello World!" program [closed]
I was seen multiple shortest "Hello World!" program, but this is the longest program.
The Rules
Each submission must be a full program.
This must be non-interpreted language (for example, ...
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Wrt "Hello World" prgrm bt wth n vwls
Create A "Hello, World!" program but without any vowels. Winner is the program with the least bytes.
Rules:
No vowels are allowed in the code.
Must print to STDOUT
Must be a full program.
...
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MD5 Hello, World!
MD5 checksums are relatively easy to crack. For this challenge you will create two separate programs, the first one writing Hello, World! and the second one writing ...
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Write a program with the smallest width
Print or return the following text:
Hello world! The quick brown fox jumps over a lazy dog.
However, your submission will not be scored in bytes. Instead, ...
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Transform characters of your choice into "Hello, world!"
Write a program or function that takes a character as input and outputs a character. Also, choose a list of 13 distinct ASCII printable characters (32-126). When a character from this list is passed ...
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Repeat Hello World according to another string's length
This was related to a program I am writing. Although the title is simple, the challenge is a lot more complicated.
Your challenge
You must write a program that takes an input, and your answer must ...
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Graphical Hello World [closed]
In this challenge, you will create the shortest graphical program that displays exactly "Hello, world!"
You will need no input.
You might be asking yourself, "what does he mean by ...
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Hello Shue! (Robbers)
Cops thread (read first)
Robbers, your task is to find a Shue program p that when given the cops input i, outputs a program <...
- 8,048
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Hello Shue! (Cops)
Robbers thread
In this cops-and-robbers challenge, your task is to write a program h that outputs "Hello Shue!". Next, you have to choose a string ...
- 8,048
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Hello, Toroidal Earth!
Your task is to create a program that outputs the string:
Hello, Toroidal Earth!
with an optional trailing newline.
Additionally if I remove the first line1 of ...
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SKI calculus golf: Hello, World!
Background
SKI combinator calculus, or simply SKI calculus, is a system similar to lambda calculus, except that SKI calculus uses a small set of combinators, namely ...
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Pangram "Hello, World!"
Your challenge: The code must print "Hello, World!" and nothing else.
Your restrictions: Your program must satisfy these requirements:
The program must be a pangram.
It must use every ...
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(Error) quines, hello world, polyglots, oh my!
Introduction
A quine is a program that outputs its own source code. For example, a well-known Python quine is _='_=%r;print(end=_%%_)';print(end=_%_). Running it ...
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