249 questions linked to/from Sandbox for Proposed Challenges
83 views

### Are GoL challenge on topic

I have a challenge idea that is pure Conway's Game of Life, would this be on topic on PPCG? I know we already have some, but it seems to me that they're just cool language restricted golf, which are ...
176 views

### Programming puzzle asking for “real”, clever solutions OK?

I've got an idea for a new kind of puzzle and would like to ask if it's OK first. It's a bit different than the usual code-golf kind of question. It doesn't ask for the shortest solution, or something ...
81 views

### What exactly should be the format for the test cases? [closed]

Working on my latest challenge, I realized that I don't know what is the optimal way of providing/formatting the test cases. So the question is, what is the best way for a challenger to provide test ...
78 views

### Is this valid for this SE site?

I am new to this SE and don't know if this fits theme of this website. That is why first posting in meta site. Feel free to suggest some other SE if applicable. Sorry for the long post. But this much ...
129 views

### CGCC Data Analysis #1: Tags

A few months ago I posted a few interesting bits of research on data from SEDE. It was fairly well-received, so I figured I'd do some more analysis. I might make this a weekly thing. I decided to ...
59 views

I've noticed that in several places answers have been greyed out. Here's an example: Here, it is quite clear that the lower answer is lighter than the upper answer. Does anyone know why this is?
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### Reopen or repost?

Which choice is better: re-posting a closed challenge with 4 downvotes, or reopen the closed challenge? The only problem seen in this challenge (at least by me) is that the spec is too unclear. If ...
117 views

### How is my challenge unclear?

Last night, I asked a question here. It immediately received two downvotes and a close vote as unclear without explanation. I inquired as to the reason that it was unclear, both on the question ...
67 views

### How to deal with a large API for a KoTH

My upcoming KoTH, Fellowship, has a really large API. Fundamentally, there are 5 classes the player needs to work with: Player is the class they need to implement (6 functions) ReadonlyCharacter is ...
415 views

### Questions that ask for artifacts or witnesses

(Sorry this is long. I tried to gather many examples, and honestly I would have liked to include more.) Background The code-challenge tag captures many different kinds of creative challenges that ...
69 views

### To what extent the answer is allowed to change the description in the challenge?

PS: Honestly I just proposed my first challenge on PPCG hours ago, so feel free to criticize me. I just had my very first challenge published here and I ran into a problem that some answers are based ...
107 views

### How can hash be allowed in a input-testing challenge?

Immagine to have a group of elements $G$, and a challenge that requires to output truthy if the input is in $G$. I suppose that in traditional programming ...
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### Would it be accepted to have a “cops and robbers” thread with only one side?

I would like to mainly give myself programming challenges by basically asking multiple times to break my previous code. This would be like the "cops and robbers" format on PP&CG, only that I would ...