A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.
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code-golf× 731
a competition to solve a particular problem in the fewest bytes of source code.
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code-challenge× 197
a competition for creative ways to solve a programming puzzle for an objective criterion other than code size. Challenges to produce the shortest working code should be tagged [tag…
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math× 130
The challenge involves mathematics. Also consider using more specific tags: [tag:number] [tag:number-theory] [tag:arithmetic] [tag:combinatorics].
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language-agnostic× 109
should not be used.
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algorithm× 85
intended to be solved by using, creating, or resolving some processing algorithm.
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ascii-art× 60
This challenge involves creating pictures using text characters as the brush. Typically this uses only standard ASCII characters.
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number× 44
intended to be solved by using, manipulating, accepting as input, or outputting numeric values.
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string× 44
A competition to solve a particular problem through the usage and manipulation of strings.
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fastest-code× 36
a criterion of this challenge. "Faster, faster would be better."
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puzzle× 32
a problem or enigma that tests the ingenuity of the solver Puzzles are often contrived as a form of entertainment, but they can also stem from serious mathematical or logistical problems. …
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kolmogorov-complexity× 30
the amount of code it takes to produce a given string of text.
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game× 26
generally based upon, related to, or simulates game or some portion of one.
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tips× 26
Tips for either golfing or programming challenges. In most current cases it is for helpful tips and tricks how one could golf more effectively with a particular language.
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primes× 24
Problems involving prime numbers.
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c× 23
intended to utilize the C language ( as a means of solving a problem. However, language-specific challenges are generally discouraged on CG.
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random× 20
Tasks involving random numbers and/or output.
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c++× 19
intended to utilize the C++ language as a means of solving a problem. However, language-specific challenges are generally discouraged on CG.
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python× 17
intended to utilize the Python language as a means of solving a problem. However, language-specific challenges are generally discouraged on CG.
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quine× 16
a program, which produces its source as output.
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advanced× 16 |
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interpreter× 16
Tasks involving writing interpreters for various languages or formalisms.
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combinatorics× 15 | optimization× 15 | sequence× 15 |
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javascript× 14
intended to utilize the JavaScript language as a means of solving a problem. However, language-specific challenges are generally discouraged on CG.
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cryptography× 13 |
chess× 13
Problem relates to the game of chess.
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binary× 13 |
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number-theory× 13
a branch of pure mathematics devoted primarily to the study of the integers. (From [Wikipedia](http://en.wikipedia.org/wiki/Number_theory))
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music× 12 |
sorting× 12
intended to be solved by sorting, ordering, or otherwise organizing some set of data.
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word-puzzle× 12 |
| arithmetic× 12 |
geometry× 12
intended to be solved by using, manipulating, or creating shapes or other geometric structures.
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graphical-output× 11
This challenge involves drawing pictures on a screen or generating image files. For ASCII art output, use [tag:ascii-art]. For images as input, use [tag:image-processing].
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graphs× 11
Problems relating to graph theory
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