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Newest 'code-golf' Questions - Code Golf Stack Exchange
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Learn more about TeamsQuestions tagged [code-golf]
Code-golf is a competition to solve a particular problem in the fewest bytes of source code.
12,304 questions
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22
votes
15
answers
2k
views
Write two very different programs with the same characters
Your task is to write two programs/functions, in the same language.
Program 1: Verify that two inputs are anagrams of each other.
Program 2: Verify that two inputs differ from each other at every ...
6
votes
14
answers
1k
views
Make a Mulenère encryption program
Mulenère cipher is a version of Vigenère ciphers, which uses multiplication instead of addition.
Algorithm
It's simple. First, the password will repeated as much as reach a size bigger than length of ...
15
votes
8
answers
1k
views
Output shortest string containing all input strings
Given a list of words (letters only) in no particular order, output the shortest string containing every word (disregarding case). Output must be lowercase, except the first letter of each word is ...
- 6,746
2
votes
13
answers
516
views
List of prime distances
Task:
Write a code golf program that, given two positive integers n and m, returns a list of the distances between consecutive prime numbers in the range [n, m] ...
16
votes
12
answers
2k
views
Who was leading the race?
Your goal is to find out the order of the drivers in a race (1st, 2nd, 3rd, etc) each time the start / finish line is crossed. This would allow someone to see the progression of a driver throughout ...
11
votes
3
answers
2k
views
The shortest NP-complete problem
Find an NP-complete problem that covers all finite ASCII strings, and present a solver for the problem in the programming language of your choice.
By the definition, if there is a finite ASCII string ...
7
votes
4
answers
1k
views
Minimalist Pokemon Type Chart
We have a few questions related to pokemon types, but the only one that has you print the type chart requires you to take a parameter for dual typings which adds a ton of complexity, switches the axes ...
18
votes
14
answers
2k
views
Output 200 words
Output any 200 words from Wordnik without using external sources. Any case. No repeated or extra words. Code golf.
11
votes
4
answers
1k
views
Follow the glider
Generate four 2D arrays(2D string or whatever is fine) of same size that follows a glider in Conway's life of game.
Each cell is 3x3 plus 1-width border.
Each frame, it advances 1 cycle and shift the ...
5
votes
10
answers
1k
views
Genshin Elemental Aura Decay
There is this game Genshin Impact, when an element is applied to an enemy i.e. Electro it remains for some time causing decay to the enemy health. For this challenge, we'll simplify this to a single ...
18
votes
5
answers
1k
views
Hide from the "left-hand wall" robot
You need to hide in a maze from a robot which methodically follows the left hand wall rule. That is, it enters, immediately turns left, and will always move keeping its left hand on the wall. It only ...
14
votes
11
answers
628
views
Slender sub-lists
A somewhat interesting task came up for me recently which I thought would make a fun code-golf.
Given a number \$n\$ and a list of positive integers less than or equal to \$n\$, we call a sublist ...
- 102k
15
votes
5
answers
976
views
Make a floor plan given the number of doorways
Output a floorplan of a house given the number of doorways of each room[1]. Every room is a square, and has 0 to 4 doorways. There are never doorways to the outside.
Given this input:
...
26
votes
38
answers
3k
views
+100
Does your source code contain this character?
Given a character as input, determine if your source code contains that character or not.
Shortest code wins. Though, I'd like to see some "normal" languages too.
UPDATE: the question ...
5
votes
5
answers
290
views
Calculate the Squadrat "yard"
Write a program/function to calculate the squadrat "yard" from a collection of squadrats.
Squadrats is a platform that gamifies outdoor activities by recording which large (~1.6 km square) ...
- 6,746
Welcome to Code Golf and Coding Challenges Stack Exchange! This is a site for recreational programming competitions, not general programming questions. Challenges must have an objective scoring criterion, and it is highly recommended to first post proposed challenges in the Sandbox.
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