Linked Questions

6
votes
2answers
382 views

Is outputting a Maybe acceptable in Haskell? [duplicate]

The vote on this output option has moved here. Haskell has a very strong type system, so there is a type called Maybe to work around some restrictions. The ...
5
votes
3answers
202 views

Is a regex answer valid if it gives the reciprocal of the required output? [duplicate]

This answer gives the reciprocal of the required output, rather than the required output itself. In a simpler challenge this might cut out a significant part of the work, but for this particular ...
3
votes
2answers
279 views

What input methods should we allow for Code Golfs? [duplicate]

Should we define rules on how input can be fed into programs? This question on SO allowed for any input method, which resulted in answers which ripped off the question by doing the computation in ...
5
votes
2answers
369 views

For Code Golf, how do you deal with languages without a traditional print/echo statements? [duplicate]

JavaScript comes to mind as a language without a traditional outputting mechanism. In this instance, document.write() is suggested, but its specific to the browser,...
10
votes
1answer
238 views

Returning a function, which returns the result? [duplicate]

Submission formats are always flexible here on PPCG. Named functions, anonymous functions or even full programs that perform IO, are all fine. Even currying is acceptable, for example, taking ...
4
votes
1answer
98 views

JS Promises in code-golf? [duplicate]

Should code-golf submissions written in JS that return a promise be allowed? For example: Promise.resolve("hi") Doesn't output ...
-1
votes
2answers
107 views

Should the output to STDERR count as output length? [duplicate]

A few challenges that requires the program to output something at a specified length, and a bunch of answers well... uses built-in error messages that's generated by the interpreter rather than the ...
5
votes
1answer
160 views

Is Ans considered a valid form of input for TI-BASIC? [duplicate]

We haven't reached a complete consensus on whether or not Ans is permitted as a valid input format for TI-BASIC. We have this answer on "Default for Code Golf: ...
1
vote
1answer
155 views

Hard coding input [duplicate]

I've seen some answers that hard code the input or rely on the existence of a user-defined variable, see for example this question. The OP asked for a "function or equivalent subprogram". I don't ...
8
votes
0answers
154 views

Why can't we take input from a variable? [duplicate]

On the default allowed I/O methods, we have come to a consensus that programs may not take input from a predefined variable. However, we have decided that anonymous functions are allowed. In the ...
0
votes
1answer
54 views

Do programs need to take input, if it is in the spec? [duplicate]

Recently, there have been some challenges involving the OEIS. Specifically, when given an index as input, the challenge spec involves output the item in the OEIS at that index. However, for constant ...
3
votes
0answers
66 views

What's a number? [duplicate]

Similar to What's a string? If a challenge says that the input will be “a number”, what data types are acceptable? Obviously, types like int and ...
0
votes
0answers
56 views

Is it acceptable to take input in two different formats? [duplicate]

This isn't an issue yet, but I could see it become one sometime soon. Can I take input in two, or even more, separate formats, provided they're both reasonable formats? For example, let's say one ...
0
votes
0answers
53 views

In code-golf is it always ok to print ASCII digits when an integer is asked for? [duplicate]

When the question clearly asks for an integer is it always OK to just print the ASCII digits of the integer without actually generating the integer value? The consensus is yes. It's the programs/...
0
votes
0answers
41 views

Clarification of global variables as “arguments” [duplicate]

Say language X supports functions, but input must be done through one of the predefined global variables (all initialized to zero). Can I consider this a use of an argument? Similarly can I use this ...

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