Questions tagged [string]
A competition to solve a particular problem through the usage and manipulation of strings.
1,905
questions
4
votes
4answers
261 views
Partial tq interpreter
In this task you are expected to provide a list output given an input tq program. The tq programs will not contain whitespace inside them.
What is tq, in the first place?
tq is a lazy-evaluated ...
-2
votes
2answers
267 views
Shorten String as Much as Possible [closed]
Introduction
In a list of strings, there is a certain length you can shorten strings to before they become indistinguishable. This is a pretty bad explanation, so here is an example.
...
13
votes
4answers
2k views
Can you calculate the average Levenshtein distance exactly?
The Levenshtein distance between two strings is the minimum number of single character insertions, deletions, or substitutions to convert one string into the other one.
The challenge is to compute ...
6
votes
1answer
662 views
Average number of strings with Levenshtein distance up to 3
The Levenshtein distance between two strings is the minimum number of single character insertions, deletions, or substitutions to convert one string into the other one. Given a binary string \$S\$ of ...
30
votes
37answers
3k views
CahartcreS awppnig (Character Swapping)
Intro/Background
I was looking at "You Had One Job" pictures lately, and noticed an old favourite of mine:
And I said to myself: "I need a program that can generate text like that".
So I devised a ...
9
votes
11answers
1k views
Reversing and Shifting
Sandbox
Adapted from exercise 8 of 100 little Keg exercises
String manipulation is a very important part of any programming language. Consequently, that is what this challenge is about.
The ...
9
votes
11answers
576 views
Convert Character Substrings to Numeric
I often have to take character data and categorize it numerically at work. A common thing I do is to take character type variables and convert them to numeric type characters, keeping same categories ...
5
votes
11answers
866 views
Even-Odd chunks
(Inspired by the Keg utility of this challenge)
Given a non-empty input string, e.g. s c 1= e(a"E"), split the input into even-odd chunks.
Example (Feel free to ...
19
votes
10answers
1k views
Fill the Golfeek gutter
Golfeek is the working name of an esolang I'm occasionally working on. One distinctive feature of this language is that each statement is encoded as a sequence of bits rather than a sequence of bytes.
...
21
votes
4answers
469 views
Hexagonify™ a String Block
Sandbox
What is Hexagonification™?
Hexagonification™ is a transformation that creates a hexagon with 3 copies of a rectangle block, each skewed to the right by 30 degrees and then ...
25
votes
24answers
6k views
I shift the source code, you shift the input!
Sandbox
A spin-off of a rip-off of a rip-off of a rip-off of a rip-off. Go upvote those!
Your task, if you accept it, is to write a program/function that outputs/returns its input/argument. The ...
0
votes
1answer
213 views
Chopping Unicode Bytes [closed]
Introduction
Each Unicode codepoint can be represented as a sequence of up to 4 bytes. Because of this, it is possible to interpret some 2, 3, or 4-byte characters as multiple 1-byte characters. (See ...
3
votes
3answers
210 views
snakes_are_bad, camelsAreBetter [duplicate]
Introduction
All these snakes everywhere! I've had enough, and have decided that I much prefer camels. Therefore, I want you to convert my snakes to camels for me.
Challenge
Turn any ...
25
votes
42answers
9k views
Make me speak L33T
I want to be down with the kids of the 1990's and start speaking this L33T speak of their's.
For any given input I would like the resulting L33T speech as an output.
I don't want to go to far down ...
21
votes
9answers
2k views
Substitute Unprintable ASCII Characters
Sandbox
Have y'all ever written an answer with unprintable ASCII characters in it and wished that there was an easy way to represent those characters in a printable way? Well, that's why the Control ...
25
votes
14answers
3k views
ASCII texturing
Write a function or a full program that applies an ASCII texture to a 2d shape.
Inputs: shape, texture, dimensions(optionally).
Both Shape and Texture can be given by any convenient method (2d ...
26
votes
36answers
2k views
Sort and Table a Sentence by Word Lengths
In as few bytes as possible, sort the input, a delimited string OR list/vector/array of words, words contain printable ASCII except space (ASCII values 33-126) into a numbered list, table, or ...
12
votes
2answers
471 views
Exploding Primes
At the time of writing this puzzle, there are soon to be 269 puzzles related to primes. To celebrate/mourn this event (269 is prime), this challenge will be about exploding primes. In preparation for ...
3
votes
0answers
65 views
Counting syllables [duplicate]
Challenge
Write code that, given an English word, outputs the number of syllables it has. Scoring will be determined by a combination of code length and accuracy.
Rules
The accuracy of the ...
20
votes
7answers
3k views
Format a Swedish phone number
In some parts of the world, phone numbers are fixed-length, apparently. That sounds boring, though.
For this challenge, your task is to take the digits of a what is presumed to be a valid phone ...
3
votes
5answers
234 views
Proportion of strings with ascending letters [closed]
Challenge
Construct n strings, each with three distinct letters, chosen randomly with equal probability.
Print the proportion ...
17
votes
74answers
4k views
Average Two Letters
Introduction
Every letter in the English alphabet can be represented as an ASCII code. For example, a is 97, and ...
33
votes
12answers
3k views
What is my volume?
Given an input integer, output the volume corresponding to the value. The value will always be in the range \$[0,100]\$.
Examples
If the input \$=0\$:
...
30
votes
12answers
4k views
Identify the Eeveelutions
Gah! It's a shame that Pokémon Sword and Shield won't introduce a new eeveelution. Let's mourn them with a code golf.
The objective is to, when given a type name as the input, output the name of the ...
-5
votes
2answers
339 views
Fastest N times Hello World (Java/C/ C++) [closed]
Not a new one:
Input
N, being n, 0 ≤ n ≤ 5.
Output
N times "Hello World."
Example:
Input
3
Output
Hello World.
Hello World.
Hello World.
These 2 are my ...
14
votes
24answers
4k views
Making Sandwiches
Introduction
Bob runs a deli. His deli serves sandwiches to its customers. However, it is a bit unusual. At Bob's deli, instead of telling Bob what they want, customers show Bob an ASCII art drawing ...
21
votes
16answers
4k views
Check the validity of a 10-digit telephone number
Your task is to write a program or function that checks if a string is a valid phone number.
Given a string (or list of characters/codepoints) input, you will output a truthy value if the input is a ...
15
votes
3answers
466 views
Translate a simple sentence from Toki Pona
Toki Pona is a linguist's code golf: A minimalist language with a vocabulary of around 120 words. Because of this, it has very few grammatical irregularities found in other languages, making it ideal ...
15
votes
8answers
894 views
ASCII Pumpkin Carving [duplicate]
Today is Halloween and it's time to carve some pumpkins!
&
((^.^))
Given an input integer, string, list of integers, etc., output the corresponding ...
57
votes
29answers
24k views
Cheat at Rock-Paper-Scissors-Lizard-Spock
When playing Rock-Paper-Scissors-Lizard-Spock, your robot reflexes let you see your opponent's throw before they make it. You just need to choose a throw that beats theirs, in as few bytes as possible ...
43
votes
22answers
4k views
Is it a circumfix?
Introduction
We all know prefixes and suffixes. But there are other types of affixes that exist too. Such as circumfixes, a type of affix that has two parts, one of which is a prefix and another of ...
9
votes
5answers
498 views
Time to settle this: Java vs C++ [duplicate]
Story
In an unnamed company, some people use Java and some use C++. This was always a nuisance, and they kept on arguing which single language they should all be using. To settle the dispute, the ...
9
votes
5answers
591 views
Regular ASCII Polygons
There are 4 regular polygons that we can construct using ASCII art:
. . .
. . . . . . .
. . . . . . . . . . . . .
. . . . . . . ....
23
votes
48answers
4k views
Do you make me up?
Introduction
Every string has an "alphabet", composed of the characters that make it up. For example, the alphabet of \$abcaabbcc\$ is \${a, b,c}\$. There are two operations you can do with ...
15
votes
15answers
710 views
Restricted-source polyglot string
Your goal is to write a program that prints the string abc in two languages. However, while the full code will print abc in one ...
16
votes
8answers
822 views
Spelling on a Grid
(based on this deleted question)
Take the English alphabet a b c d e f g h i j k l m n o p q r s t u v w x y z (spaces added for clarity), and split it into chunks ...
22
votes
37answers
4k views
ASCII Expansion
Introduction
Every number can be represented as ASCII. For example, \$0\$ comes in ASCII is \$48\$, \$1\$ is \$49\$, and so on. Using this method of translating numbers to other numbers, it is ...
1
vote
2answers
345 views
KILL ALIENS NOW! [closed]
The world has been invaded by aliens. They are everywhere killing people and taking over the world. You are hiding with your friend.
They have one weakness - the high pitched sounds.
You can't go ...
17
votes
8answers
980 views
Surjection from one string to two strings
This is the inverse of negative seven's question.
Write a program or function which, given any single, possibly-empty string of printable ASCII (codes \$[32,126]\$) outputs or returns two strings of ...
2
votes
15answers
427 views
type in a random mess of capital letters [duplicate]
SOMe PEOPle lIkE tO TYpE iN A LoGiCAL MAnNER, WITh CapITals aT tHe bEGiNnIng Of ThE SENtENCE and smaLl LETTErS EVeRYWHErE eLsE. NOT Us. NOt Us. Your joB iS to tAkE A SenTEncE Of A
LL SMAlL LeTTeRS, ...
31
votes
12answers
5k views
Mutate my DNA sequence
When translating DNA into proteins, the ribosomes read the sequence of DNA nucleotides 3 by 3. Each set of 3 nucleotides is called a codon, and each codon encodes for an amino acid, with some ...
11
votes
7answers
461 views
A Change in Perspective
In this challenge you will write a piece of text which when viewed from two different angles will create two different programs.
Your string as viewed from above must take a string containing only ...
12
votes
8answers
2k views
Russian Caesar cipher
The objective
Given a Russian text, encrypt it with Caesar cipher with key 16.
The basic Cyrillic alphabets
The basic Cyrillic alphabets are: (U+0410 – U+042F)
...
13
votes
5answers
588 views
Typing, but to the left [closed]
Background
You've been given a task to take notes for a meeting. You start typing on your Google Doc, but you don't have enough time during the meeting to look at your keyboard while you type.
...
21
votes
19answers
5k views
Code Golf Measurer © 2019
Code Golf Measurer © 2019
Hexdumps used with xxd look something like this:
...
10
votes
3answers
450 views
North Korean dictionary order
The objective
Given a string of Hangul syllables, sort the characters in North Korean dictionary order.
Introduction to Hangul syllables
Hangul(한글) is the Korean writing system invented by Sejong ...
15
votes
5answers
2k views
What's the current zodiac?
Display the emoji of the eastern zodiac of given time, according to given country.
The eastern zodiac is a classification scheme that assigns an animal and its reputed attributes to each year in a ...
22
votes
7answers
2k views
Diamondize Some Text
Given an input string of length 2 or longer consisting solely of alphabetical characters [A-Z] or ...
8
votes
8answers
522 views
C4_4 Reflection!
In this challenge, your task is to input a rectangle ASCII pattern (You may assume only printable characters need to be handled, and you may assume a trailing newline or not), C4_4 symmetrify, and ...
24
votes
24answers
4k views
Fill a bowl with alphabet soup
We seem to never get tired of alphabet-related challenges...
The recipe
Given
a string of letters S, and
two positive integers ...
