Linked Questions

173 votes
494 answers
35k views

Implement a Truth-Machine

A truth-machine (credits goes to this guy for coming up with it) is a very simple program designed to demonstrate the I/O and control flow of a language. Here's what a truth-machine does: Gets a ...
a spaghetto's user avatar
  • 11.2k
329 votes
179 answers
143k 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 ...
moinudin's user avatar
  • 12.7k
173 votes
98 answers
69k views

Tips for golfing in JavaScript

What general tips do you have for golfing in JavaScript? I'm looking for ideas that can be applied to code golf problems in general that are at least somewhat specific to JavaScript (e.g. "remove ...
mellamokb's user avatar
  • 6,083
165 votes
64 answers
40k views

Tips for golfing in C

What general tips do you have for golfing in C? I'm looking for ideas that can be applied to code golf problems in general that are at least somewhat specific to C (e.g. "remove comments" is not an ...
Casey's user avatar
  • 3,589
103 votes
44 answers
13k views

Tips for golfing in <all languages>

The aim of this post is to gather all the golfing tips that can be easily applied to <all languages> rather than a specific one. Only post answers that its ...
ajax333221's user avatar
  • 3,644
45 votes
82 answers
5k views

Print random integers until 0

You are to write a program which generates random integers between \$0\$ and \$99\$ inclusive, outputting each integer in turn, until \$0\$ is generated. You may choose which single-order random ...
caird coinheringaahin g's user avatar
69 votes
43 answers
12k views

Tips for golfing in Bash

What general tips do you have for golfing in Bash? I'm looking for ideas that can be applied to code golf problems in general that are at least somewhat specific to Bash (e.g. "remove comments" is not ...
manatwork's user avatar
  • 20.1k
53 votes
51 answers
8k 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. "...
Joey's user avatar
  • 13k
40 votes
40 answers
11k views

Tips for golfing in PHP

What general tips do you have for golfing in PHP? I'm looking for ideas that can be applied to code golf problems in general that are at least somewhat specific to PHP (e.g. "remove comments" is not ...
JiminP's user avatar
  • 3,452
28 votes
36 answers
8k views

Pick a random number between 0 and n using a constant source of randomness

Task Given a positive integer n less than 2^30 specified as input in any way you choose, your code should output a random ...
user avatar
31 votes
27 answers
3k views

Implement the random Fibonacci sequence

The random Fibonacci sequence is defined as follows: $$ f_n = \begin{cases} f_{n-1}+f_{n-2} \text{ with probability } 1/2 \\ f_{n-1}-f_{n-2} \text{ with probability } 1/2 \\ \end{cases} $$ $$ f_1 = ...
caird coinheringaahin g's user avatar
23 votes
16 answers
6k views

Alice and Bob have a fight

Alice (A) and Bob (B) decided to have a battle. Each combatant has 10 health. They take turns to roll a 6 sided die for damage. That damage is removed from their opponent's health. In the end either ...
AJFaraday's user avatar
  • 11.8k