Linked Questions
44 questions linked to/from 1, 2, Fizz, 4, Buzz
515
votes
970
answers
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"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 ...
- 196k
550
votes
241
answers
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views
Showcase of Languages
Notes
This thread is open and unlocked only because the community decided to make an exception. Please do not use this question as evidence that you can ask similar questions here. Please do not ...
234
votes
366
answers
65k
views
Is this number a prime?
Believe it or not, we do not yet have a code golf challenge for a simple primality test. While it may not be the most interesting challenge, particularly for "usual" languages, it can be nontrivial in ...
- 210k
326
votes
177
answers
139k
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 ...
- 12.5k
110
votes
328
answers
22k
views
Simple cat program
One of the most common standard tasks (especially when showcasing esoteric programming languages) is to implement a "cat program": read all of STDIN and print it to STDOUT. While this is named after ...
- 196k
78
votes
261
answers
25k
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Is this even or odd?
Note: There is not been a vanilla parity test challenge yet (There is a C/C++ one but that disallows the ability to use languages other than C/C++, and other non-vanilla ones are mostly closed too), ...
- 5,351
173
votes
97
answers
67k
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 ...
- 6,073
333
votes
40
answers
289k
views
High throughput Fizz Buzz
Fizz Buzz is a common challenge given during interviews. The challenge goes something like this:
Write a program that prints the numbers from 1 to n. If a number is
divisible by 3, write Fizz instead....
- 2,549
87
votes
135
answers
13k
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Collatz Conjecture (OEIS A006577)
This is the Collatz Conjecture (OEIS A006577):
Start with an integer n > 1.
Repeat the following steps:
If n is even, divide it by 2.
If n is odd, multiply it by 3 and add 1.
It is proven that ...
- 71.4k
54
votes
147
answers
8k
views
The vanilla factorial challenge
Task
Given a non-negative integer \$n\$, evaluate the factorial \$n!\$.
The factorial is defined as follows:
$$
n!=\begin{cases}1 & n=0\\n\times(n-1)!&n>0\end{cases}
$$
Rules
All default I/...
- 73.8k
106
votes
39
answers
27k
views
Tips for golfing in Java
Are there any useful shortcuts that can be used in Java?
As shown below, import already adds at least 17 characters to a program.
...
- 1,477
82
votes
45
answers
11k
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Fibonacci + Fizz Buzz = Fibo Nacci!
Fibonacci + FizzBuzz = Fibo Nacci!
Your challenge is to create a Fibo Nacci program!
A Fibo Nacci program outputs the first 100 Fibonacci numbers (starting from 1).
If the Fibonacci number is ...
- 13.1k
50
votes
49
answers
7k
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. "...
- 12.9k
30
votes
54
answers
8k
views
The Smart Person's Mirage
Once upon a time, I was reading this question/answer on Quora
Are there really programmers with computer science degrees who cannot pass the FizzBuzz test
This code is given as the obvious answer
<...
- 15.1k
46
votes
50
answers
5k
views
The Rien Number
The Champernowne constant is a number that is constructed by concatenating the first n numbers, with n tending to infinity. It ...
- 39.9k