Questions tagged [string]
A competition to solve a particular problem through the usage and manipulation of strings.
1,646
questions
1
vote
3answers
273 views
Manhattan Directions Code Golf
This code golf challenge is to show directions through numbers.
When the user enters a number, then that means a direction change as follows:
...
22
votes
22answers
2k views
Overlapping String-Blocks
Challenge:
Given a list of multi-line strings, overlap them (in the top-left) and output the result.
Example:
Input: ["aaaa\naaaa\naaaa\naaaa","bb\nbb\nbb","c"]
...
-3
votes
10answers
376 views
Point out a string character [closed]
Introduction
In many programming languages, within syntax exceptions, it is often pointed out to the programmer exactly which character or line is the culprit. This challenge will be a bit of a ...
16
votes
37answers
2k views
Split into three!
Given a string, you've to split it into groups of three characters (by padding _ at the end).
Related, but still it's different.
Sample I/O:
...
30
votes
43answers
4k views
pwaS eht tirsf dna tasl setterl fo hace dorw
Or, "Swap the first and last letters of each word"
Your challenge is to, given a string of alphabetical ASCII characters as well as one other character to use as a delimiter (to separate each word), ...
10
votes
2answers
297 views
Golf my Ada arrays
Background
Ada is a programming language that is not exactly known for its terseness.
However, its array literal syntax can in theory allow for fairly terse array
specifications. Here is a simple ...
1
vote
1answer
134 views
Building a Structured Outline [closed]
In a fictional document management system, input documents are structured with weighted headings. Lowest weighted headings are the most important.
This is a sample document:
H1 All About Birds
H2 ...
25
votes
40answers
7k views
As programmers say: Strive to be lazy
Story
Have you seen this post from 9gag?
Maybe you got the feeling to make your own sentences. But then you realize that you could just golf a script in half an hour, and you will never have to deal ...
12
votes
5answers
221 views
Country Code Transformations
Background and Motivation:
IOC Country Codes are three letter abbreviations that are commonly used when broadcasting the Olympic Games. The last two letters of some codes overlap with the first two ...
10
votes
10answers
669 views
Determine if a grid contains another grid
Challenge
Create a function takes in two 2-dimensional arrays of Characters (or Strings if the programming language does not have characters as a datatype) as inputs: a and b. If your language does ...
8
votes
8answers
553 views
Type-check an expression
Given an infix expression, determine whether all constants are of the same type.
Operators will consist only of these dyadic operators: +-/*
Your program or ...
4
votes
1answer
221 views
Alphabetical Justice Warrior [closed]
Introduction:
Aaron is a young game developer. He recently joined the development team of a game where the players select their character from a predefined set, aka "heroes". Unfortunately, the names ...
13
votes
9answers
405 views
Word Changer Reachability
Word changer is a game where you are trying to turn one word into another via single-character edits, with each step being its own word. For this challenge, edits may be replacements, insertions, or ...
15
votes
6answers
605 views
Generate a Pronounceable Nonsense Word \$n\$ syllables long
Your task is to generate a nonsense word that is reasonably pronounceable with the specified number of 'syllables'. Each time the program is run possibly results in a different nonsense word.
...
41
votes
28answers
3k views
Marquee sign letters
Each day you put up a new word on a marquee sign with movable letters, buying just the letters you need to write it. You re-use letters you've bought for earlier words whenever possible. Given the ...
36
votes
7answers
3k views
List of Python versions
Python is the fastest-growing major programming language today. It is the most wanted language for the third year in a row, meaning that developers who do not yet use it say they want to learn it.[1]
...
31
votes
22answers
2k views
Make it rain characters
Inspired by this chat mini-challenge.
Given a string as input (ASCII printable characters only), output the string with the letters "raining" down. Each letter must be a random number of lines ...
19
votes
15answers
2k views
Match Roman Numerals
Challenge
Given some input string, return a truthy value if it represents a correct roman numeral between 1 (=I) and 3999 (=...
35
votes
14answers
3k views
Worn-tile Scrabble
Problem
You're stuck in a cabin in the middle of the woods, with only an old scrabble set to entertain yourselves. Upon inspection you see that the scrabble letters are so worn, that only the points ...
10
votes
3answers
673 views
How long does it take to type this?
Introduction
I can type at a moderate pace, using the QWERTY keyboard layout. But if a word like yellowwooddoor has a ton of repeated letters, it takes a bit longer to type it. Even worse is when a ...
11
votes
6answers
441 views
String Manipulation Interpreter
Summary
A new string manipulation language has been made, using only the characters $+#-!*|@>! Your task is to implement an interpreter for it in as few bytes ...
5
votes
18answers
1k views
To string or not to string
Given an input string, output at random the unique combinations with repetition of the characters in the input string, from length 1 up to the length of the input string, with an equal chance of each ...
15
votes
9answers
630 views
Roll the carpet
This question is inspired by Kevin Cruijssen's question.
Now that the carpet is laid out, we want to roll it. Your task is to write a program that takes a string and returns a spiral made from this ...
1
vote
0answers
52 views
34
votes
14answers
2k views
Today is the Center
Given a date as input in any convenient format, output a calendar with that date as the exact center of a five-week window. The header of the calendar must include the two-letter abbreviations for the ...
29
votes
26answers
4k views
Arrow those variables!
Challenge
Robin likes having his variables declaration in the shape of an arrow. Here's how he does it:
Input any number of strings
Order them by ascending length
Output them ordered by the middle ...
18
votes
22answers
6k views
ssTTsSTtRrriinInnnnNNNIiinngg
Challenge
For each character of the string except for the last one, do the following:
Output the current character.
Followed by randomly outputting from the following list a random number of times ...
9
votes
4answers
452 views
Relevant Part for a Badminton Serve
Introduction:
I saw there was only one other badminton related challenge right now. Since I play badminton myself (for the past 13 years now), I figured I'd add some badminton-related challenges. ...
28
votes
19answers
2k views
Rotate a column
Given an integer k and either a block of text, or a 2d array that the inner arrays may have unequal lengths (that resembles a block of text), rotate every character or element in the k-th column up or ...
40
votes
30answers
3k views
Lay out the Carpet
Inspired by this SO question.
Challenge:
Input:
A string \$s\$
A character \$c\$
Output:
Create a diamond-square ASCII art of the string in all four directions, with the first character of the ...
10
votes
13answers
369 views
Is there a smaller tautogram checker? [closed]
I got into code-golfing recently and tried to write the smallest tautogram checker.
A tautogram is a sentence in which all words start with the same letter, for example: Flowers flourish from France.
...
30
votes
30answers
3k views
Greatest common substring
Create a program or function which takes a list of strings as input, and outputs the longest string that is a substring of all input strings. If there are several substrings of equal length, and no ...
55
votes
24answers
5k views
Make a Bowl of Alphabet Soup
This is what we'll call a bowl of alphabet soup - a roughly circular ascii-art shape with the 26 uppercase English letters (A-Z) arranged clockwise to form the perimeter:
...
4
votes
3answers
325 views
Convert ASCII art numbers to integers
Inspired by this game
Challenge:
Given an ASCII art string representing a number, output that number.
Example:
...
92
votes
33answers
6k views
Would this string work as string?
Write a program that takes a single line string that you can assume will only contain the characters /\_‾. (That's forward and backward slash, underline and ...
12
votes
59answers
2k views
Print last inputted byte
Challenge
You have one string of input bytes, output the last byte in it.
Rules
Your submission may be a program or function outputting the last byte in the input which
is either a string, stdin ...
11
votes
31answers
769 views
Sum integers in a string
Input
A string.
Output
The sum of all integers in the line.
Constraints
1≤Length of line≤500
Sample test Case
Input
the 5is 108 seCONd4 a
Output
...
6
votes
2answers
454 views
Check if all vowels exist in pairs of strings [closed]
Your program should find the number of string pairs (pairs of 2) that contain all vowels (a e i o u), when given an integer N and ...
6
votes
2answers
292 views
Swapless distances
Suppose you have a string \$s_0\$ and someone else has a hidden string \$s_1\$. You don't know what \$s_1\$ is but they tell you that they can get from your string, \$s_0\$, to their string by making ...
84
votes
74answers
22k views
It took me a lot of time to make this, pls like. (YouTube Comments #1)
Hold up..... this isn't trolling.
Background
These days on YouTube, comment sections are littered with such patterns:
...
22
votes
18answers
3k views
Play Zip, Zap, Zop
There's a little improv warm up game where you arrange yourselves in a circle and send zips, zaps, and zops around by pointing to a person and saying the next word in the sequence, then they do the ...
67
votes
58answers
15k views
Sing Baby Shark
"Baby Shark" is a children's song about a family of sharks. Having long been popular as a campfire song, it has been popularized since the mid-2000s by social media, online video and radio. - ...
13
votes
5answers
591 views
Passwords Strong Against Bishops
Not to be confused with Password Bishop Goodness!
Given a string, answer (truthy/falsy or two consistent values) if it constitutes a password which is strong against bishops.
A password is strong ...
10
votes
24answers
2k views
Password Bishop Goodness
Derived from this, now deleted, post.
Given a string, answer (truthy/falsy or two consistent values) if it constitutes a good Bishop password, which is when all the following conditions are met:
it ...
16
votes
7answers
2k views
Borderless table
In this challenge you are going to place letters from the alphabet in a Cartesian plane and output the result as a text.
Your input will consist in a list of list with 3 parameters:
X coordinate
Y ...
6
votes
5answers
297 views
Generate the k-ary necklaces of length n
The set of necklaces is the set of strings, where two strings are considered to be the same necklace if you can rotate one into the other. Your program will take nonnegative integers ...
2
votes
7answers
344 views
Countries by Area
Challenge
Given two non negative integers a < b, output all countries, from the below Top 100 Countries, where area is between ...
36
votes
40answers
4k views
Find the needle in the haystack
Given a rectangular haystack of size at least 2x2 composed of all the same printable ASCII characters, output the location (counting from the top-left) of the needle which is a different character.
...
32
votes
11answers
5k views
Who will win the election?
This is a challenge in which two people, 1 and 2, are running for office. People deterministically vote in certain ways in the world of 1 and 2, which can allow for the candidates to figure out the ...
9
votes
4answers
263 views
Is it Valid Modified UTF-8?
UTF-8 is a relatively simple way to encode Unicode codepoints in a variable-width format such that it doesn't easily confuse code that isn't Unicode aware.
UTF-8 overview
Bytes in the range of 1-...
