Linked Questions
16 questions linked to/from Print every character your program doesn't have
525
votes
1k
answers
210k
views
"Hello, World!"
So... uh... this is a bit embarrassing. But we don't have a plain "Hello, World!" challenge yet (despite having 35 variants tagged with hello-world, and counting). While this is not the most ...
- 198k
341
votes
184
answers
155k
views
Tips for golfing in Python
What general tips do you have for golfing in Python? I'm looking for ideas which can be applied to code-golf problems and which are also at least somewhat specific to Python (e.g. "remove comments" is ...
- 13k
69
votes
130
answers
10k
views
Print/Output the L-phabet
Inspired by George Gibson's Print a Tabula Recta.
You are to print/output this exact text:
...
- 50.6k
53
votes
51
answers
9k
views
Tips for golfing in PowerShell
What general tips do you have for golfing in Windows PowerShell? I'm looking for ideas that can be applied to code golf problems in general that are at least somewhat specific to PowerShell (e.g. "...
- 13.2k
25
votes
59
answers
3k
views
Print the missing characters
Simple challenge inspired by the popularity of my previous print invisible text and print real invisible text challenges, and the same length different string challenge.
Given a string consisting of ...
- 11.8k
45
votes
20
answers
6k
views
Create a square of increasing size by replicating the initial code
Your assignment is to write a program of even length, that prints an ASCII-art square (described below), that increases its side length by 1 unit each time the original source code is pasted in the ...
user77954
11
votes
91
answers
5k
views
Print the ASCII printable character set
Challenge: Print the entire printable ASCII charset (not just a range!) in order.
...
- 6,482
35
votes
31
answers
4k
views
Autogram programs
This sentence employs two a’s, two c’s, two d’s, twenty-eight e’s, five f’s, three g’s, eight h’s, eleven i’s, three l’s, two m’s, thirteen n’s, nine o’s, two p’s, five r’s, twenty-five s’s, twenty-...
- 7,446
22
votes
17
answers
5k
views
The infinite power tower
The challenge
Quite simple, given an input x, calculate it's infinite power tower!
x^x^x^x^x^x...
For you math-lovers out there,...
- 2,900
25
votes
6
answers
1k
views
Polyglot the (non constant) OEIS!
Disclaimer: This is heavily inspired by "Polyglot the OEIS!" but fixes the problem that lead to closure (see the output section) and was re-posted as to not invalidate answers.
Introduction
...
- 3,463
20
votes
9
answers
2k
views
Partitioning the grid into triangles
Goal
The goal of this challenge is to produce a function of n which computes the number of ways to partition the n X 1 grid into ...
- 8,175
18
votes
17
answers
2k
views
PPCG Jeopardy: Robbers
How well do you know the site? Let's find out.
This is a cops-and-robbers challenge. Cop's thread.
As a robber, you need to:
Find a non-deleted, non-closed challenge that matches a cop's ...
- 14.5k
12
votes
7
answers
1k
views
Shortest program whose concatenated program+output is a permutation of the 95 printable ASCII characters
Write a program that's as short as possible (as measured by byte-count), takes no input, contains no comments, and outputs a character string/sequence, such that concatenated program+output is exactly ...
- 3,162
11
votes
6
answers
910
views
Invert a Quine!
We all know what a quine is. An inverted quine is a non-empty program that prints the inverse of its source code without reading its source code, and consists solely of printable-ASCII characters (...
- 7,315
7
votes
1
answer
521
views
QWERTY Quine Creation
Challenge
Create a quine, that instead of outputting it's source, output's it's source QWERTY-sorted.
What is QWERTY sorting?
QWERTY sorting is sorting code by the QWERTY keyboard. Anything higher ...
- 2,217