Questions tagged [pristine-programming]
For challenges about pristine-programming or requiring that answers be pristine programs.
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Write a near crystalline program
A pristine program is a program that does not have any errors itself but will error if you modify it by removing any contiguous substring other than the entire program.
A crystalline program is sort ...
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Shortest pristine truth machine
In this challenge, the goal is to create a pristine truth machine in as few bytes as possible. For reference, a truth machine does the following:
Takes input, which is always 0 or 1
If the input is 0,...
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Pristine Polyglots
As the title says, you are to create a pristine program in as many languages as possible. A pristine program, taken from here, is:
Let's define a pristine program as a program that does not have any ...
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99 ways to say "I love you"
Inspired by this blog post.
Write a program that outputs 99 distinct programs (in the same language) that output the string I love you.
How the programs are ...
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Smallest Fibonacci Multiples
Sandbox
Background (not necessary for the challenge)
A standard number theory result using the pigeonhole principle is the fact that given any natural number k, there is a Fibonacci number that is a ...
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Longest pristine(ish) codepoint run
Your challenge is to create the longest run of characters with incrementing Unicode codepoints in a pristine program as you can. To keep things simple, I'll abridge the definition for this challenge ...
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Pristine Bit Checking
Write a program/function that takes two integers in the range \$0\$ to \$255\$ inclusive, and returns whether the binary forms of the numbers are exactly one bit different.
For example, \$1\$ and \$...
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Filthy and Unique
In this question I will talk about programs as strings, this is strings of bytes, not characters. How your resultant program is rendered or displayed is not important to this challenge, only how it ...
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Pristine and Unique Code Bowling
Your challenge is simple: write as long of a pristine program as possible in the language of your choice using only unique bytes. (The full definition of a pristine program, copied from that link, is ...
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Quining a Pristine World
This challenge is based off of Helka Homba's question Programming a Pristine World. From that question, the definition of a pristine program is:
Let's define a pristine program as a program that ...
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Programming a Pristine World
Let's define a pristine program as a program that does not have any errors itself but will error if you modify it by removing any contiguous substring of \$N\$ characters, where \$1 \le N < \text{...