Linked Questions
88 questions linked to/from Tips for golfing in C
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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), ...
- 5,271
89
votes
199
answers
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Find the Factorial!
Create the shortest program or function that finds the factorial of a non-negative integer.
The factorial, represented with ! is defined as such
$$n!:=\begin{...
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163
votes
91
answers
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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 ...
- 5,952
78
votes
182
answers
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Sum of all integers from 1 to n
I'm honestly surprised that this hasn't been done already. If you can find an existing thread, by all means mark this as a duplicate or let me know.
Input
Your input is in the form of any positive ...
- 1,239
90
votes
145
answers
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Determine whether strings are anagrams
Challenge
Given two strings, work out if they both have exactly the same characters in them.
Example
Input
word, wrdo
This returns true because they are the ...
- 1,209
71
votes
148
answers
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The alphabet in programming languages
Our task is to, for each letter of the (English) alphabet, write a program that prints the alphabet, in a language whose name starts with that letter.
Input: none
Output:
...
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62
votes
151
answers
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Draw an asterisk triangle
Inspired by a task for programming 101 here's a task that hopefully isn't too easy or is a duplicate (kinda hard to search for things like this).
Input:
A positive integer ...
- 1,145
56
votes
135
answers
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Print 0 to 100 without 1-9 characters
Print 0 to 100 without using characters 1,2,3,4,5,6,7,8,9 in your code.
Seperator of numbers can be comma, whitespace or newline.
Shortest code wins.
user101144
68
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Print/Output the L-phabet
Inspired by George Gibson's Print a Tabula Recta.
You are to print/output this exact text:
...
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63
votes
121
answers
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Reverse stdin and place on stdout
Requirements:
Take an input on stdin including new lines / carriage returns of unlimited length (only bounded by system memory; that is, there is no inherent limit in the program.)
Output the reverse ...
- 3,272
50
votes
146
answers
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45
votes
139
answers
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Full Width Text
Full width text is text that has a space after every character, including the last one. For instance, the first sentence of this question becomes:
...
- 591
50
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116
answers
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Is this number evil?
Introduction
In number theory, a number is considered evil if there are an even number of 1's in its binary representation. In today's challenge, you will be identifying whether or not a given number ...
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30
votes
133
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Multiply two numbers
Input: Two decimal integers. These can be given to the code in standard input, as arguments to the program or function, or as a list.
Output: Their product, as a decimal integer. For example, the ...
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votes
75
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Output Buffalo buffalo Buffalo buffalo buffalo buffalo Buffalo buffalo
Challenge
The goal is to output Buffalo buffalo Buffalo buffalo buffalo buffalo Buffalo buffalo.
Context. (Maybe another interesting challenge could be printing all ...
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