Linked Questions

61 votes
91 answers

Implement Minceraft

Introduction The game Minecraft has a 1 in 10000 chance of showing "Minceraft" instead of "Minecraft" on the title screen. Your challenge Your challenge is to code a function or ...
emanresu A's user avatar
  • 37.1k
46 votes
96 answers

Count sum of all digits

This challenge is to write a program or script which counts the sum of all digits within the integers from 1 up to and including a given number. Input, one positive integer. Output, the sum of digits ...
ST3's user avatar
  • 1,369
34 votes
72 answers

"Multiply" two strings

This was inspired by a function I recently added to my language Add++. Therefore I will submit an short answer in Add++ but I won't accept it if it wins (it wouldn't be fair) Don't you hate it when ...
caird coinheringaahin g's user avatar
39 votes
62 answers

All ASCII characters with a given bit count

(Title with thanks to @ChasBrown) Sandbox The Background This challenge is inspired by a question that I recently posted on Puzzling Stack Exchange. Please feel free to follow the link if you are ...
ElPedro's user avatar
  • 6,389
51 votes
31 answers

Covering a Skyline with brush strokes

Given a non-negative integer skyline height list, answer how many uninterrupted 1-unit-high horizontal brush strokes are needed to cover it. [1,3,2,1,2,1,5,3,3,4,2]...
Adám's user avatar
  • 30k
26 votes
39 answers

Apply at indices

Given: a blackbox function \$f : \mathbb N \to \mathbb N\$, a list of positive integers \$L\$, and a list of indices \$I\$, apply \$f(x)\$ to the elements of \$L\$ at the indices specified in \$I\$. ...
caird coinheringaahin g's user avatar
29 votes
23 answers

A scene of Jimmy diversity

As you probably know, there have been multiple lovely Jimmy challenges recently popping up. In these challenges, you were challenged with our beloved friend's acrobatics skills. Now we've got a ...
moltarze's user avatar
  • 2,560
32 votes
20 answers

Laggy text editor

Your challenge is to write a program that constantly prompts for input, and when input is given, output that five seconds* later. However, your program must continue prompting for input during that ...
emanresu A's user avatar
  • 37.1k
16 votes
28 answers

pleTriwapt Sgpin (Triplet Swapping)

Intro/Background I was looking at a Flybuys card at Coles recently and noticed that if I took something like this: Source, randomly found on the Internet And swapped some words around, I'd get ...
lyxal's user avatar
  • 32.8k
20 votes
7 answers

Is This Scrabble Board Valid?

Background Scrabble is a word game in which players collaboratively build a board consisting of letter tiles that spell words. Each word must be connected to another word, and players gain points ...
EphraimRuttenberg's user avatar
7 votes
12 answers

Unreliable data stream

Your challenge is to golf a program that mimics a data transmission stream. Your program should read input from stdin and output it directly to stdout. To make the problem more interesting, the output ...
Josh's user avatar
  • 2,761
0 votes
15 answers

Lists of power!

Generate the following list of lists consisting of the unique last digits of the powers from 1 to 9 for the numbers [0..9] ...
hakr14's user avatar
  • 4,974