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4 votes

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Weave two lists, cycling if necessary
DLosc's user avatar
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4 votes

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Decompile cops-and-robbers In this challenge "cops" will write a computer program and compile it. They will post the result of the compilation (for simplicity we will just call this the &...
Wheat Wizard's user avatar
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3 votes

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Draw a Fibonacci Swoosh
emanresu A's user avatar
3 votes

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How many cacti can I plant here?
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2 votes

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Fixed Repeating Output Fixed Repeating Output is a challenge originally invented by Esolang user AnotherUser05 which shows that a language supports loops and I/O Challenge A program that solves the ...
None1's user avatar
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2 votes

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Is it a cartesian product?
emanresu A's user avatar
2 votes

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Output a 1-2-3 sequence
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2 votes

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Enumerate all matches of a regex For this challenge, we'll be using a simplified dialect of regular expressions, where: A lowercase letter from a to ...
emanresu A's user avatar
2 votes

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Slice of a generator Given three values [start, end, step], do the slice to a generator. You can choose to use -1 or ~1 to mean the last position, but anyway there must be a way to represent the ...
l4m2's user avatar
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1 vote

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Interpret PlusOrMinus PlusOrMinus is an esoteric programming language invented by Esolang user PythonshellDebugwindow. Language specification There is a wrapping byte accumulator (incrementing ...
None1's user avatar
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1 vote

Sandbox for Proposed Challenges

Cold Bee and Old Beer Tags: code-golfstring Introduction: Inspired by this silly meme video, which states 'COLD BEER', but is slightly too large for the scrolling advertisement board, causing it to ...
Kevin Cruijssen's user avatar
1 vote

Sandbox for Proposed Challenges

Split cell and duplicate content parsingstringcode-golf Input a strict subset of HTML <table> string representation as defined below. Output parsed table, ...
tsh's user avatar
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1 vote

Sandbox for Proposed Challenges

Lost is a 2-D programming language where the start position and direction of the ip are entirely random. Today we will be writing a Lost program which uses this randomness to simulate a coin flip. A ...
Wheat Wizard's user avatar
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1 vote

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You're to create a file using a hex editor. Unluckily most of keys on your keyboard are broken. You can: Add a byte you can press at the end of file Add a byte such that, the upper 4 bits hex is a ...
l4m2's user avatar
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1 vote

Sandbox for Proposed Challenges

Bitwise and on 2-adic number TODO: Explain 2-adic number E.g. 0b...001001001 * 0b111 = 0b...1111111 = -1, so 0b...001001001 = -1/7. Given two 2-adic numbers in fraction form, output their bitand ...
l4m2's user avatar
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1 vote

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Odds for second smallest prime factor
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1 vote

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Swingin' Four Operations! Before, I found this song which has no meaning other than to combine all the consonants and vowels in the English alphabet. This challenge is similar, however, instead of ...
3-1-4-One-Five's user avatar
1 vote

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Emulate Jelly's tie-scan
emanresu A's user avatar
1 vote

Sandbox for Proposed Challenges

8-bit AVR integer division Impatience got the better of me
greybeard's user avatar
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1 vote

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Complement of a set of ranges Consider a shop that exists for a given range of time. At certain times during the shop's existence items can go on sale. These items will be on sale for at least one ...
DanielOnMSE's user avatar
1 vote

Sandbox for Proposed Challenges

Wheat Wizard's user avatar
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