Posts by trichoplax
The title of a Codidact question has a minimum length of 15 characters. For a question this is generally fine, as the title will be a summary of the question in the form of a single sentence. Howe...
Does a positive integer have a substring as a factor? Input A positive integer. Output One of 2 distinct values to indicate whether the input has a factor that is a strict substring of it...
$N$ vessels initially contain $3$ stones each. What is the probability of having at least $3$ stones in the first vessel after moving a uniformly random selection from the first vessel to the secon...
The leaderboard that shows below a code golf challenge can either sort the answers to show the winner for each language separately (if "Group by language" is ticked) or it can show all the answers ...
Python 3, 319 318 bytes print('riBfig,barBbilBdewBmulBtayBabiu,bael,date,lime,lulo,neem,noni,pear,pili,plum,rimu,sloe,sorb,yuzu,bearBblueBcranBcrowBemu BhackBjuneBlimeBpineBraspBwineBwolfByew Back...
Given a word that can be rotated by 180 degrees (a half turn) about at least one of its 3 axes and continue to be composed of English alphabet letters, output one of its rotated forms. The 3 rotat...
Connect opposite corners of a rectangle of characters without putting 4 characters in a row. Input Two numbers, W and H, representing the width and height of the rectangle Each number will be ...
Convert a matrix or grid of digits to its antitranspose. For a square matrix , this is its reflection in its antidiagonal. More generally, for a rectangular matrix, this is its reflection in its sk...
I'm raising this on our local Meta first, rather than the main Codidact Meta, because I don't yet have the Edit Posts ability so I can't tell what problems may exist. Hopefully some of you who have...
You roll $N$ six-sided dice simultaneously. Your score is the highest number rolled. If you play this game many times, what is the expected value (mean) of your score? Input A positive integer ...
On most Codidact communities the posts list has a "Random" button among the sorting buttons: The only exceptions are the Codidact Proposals community, and Code Golf: This suggests that it is ...
Find the shortest representation of an integer in generalised Roman numerals. Since there is more than one way to generalise, only the following definition applies to this challenge. Definition T...
Suggest a word from a word list, given a string. Motivation Imagine typing a word one letter at a time, and seeing a suggested word after each letter is typed. At first the suggested word is simp...
I've recently started experimenting with hiding some of the sections in a challenge, using an expandable <details> tag. This seems to have some advantages, but I'm interested to hear how peop...
I'd like to post king-of-the-hill contests that read code directly from answers Essentials This is the only feature I would need in order to start posting contests. The answer content for each...
I've now posted on Codidact Meta How should a Codidact public API work? I'll still be taking into account any discussion here if you have Code Golf specific thoughts, but for general API discussio...
Given a potentially recurring binary string, output the number it represents, as a fraction in lowest terms. The notation used in this challenge for recurring digits is non-standard. An r is used ...
Given an integer from 1 to 1000, indicate whether it is a centered hexagonal number[1] (also known as a hex number). What is a hex number? The hex numbers can be visualised as follows: On a he...
Given a positive integer, count its odd digits. Input An integer from 1 to 999,999,999, inclusive, in any of the following formats: A number (such as an integer or floating point number), li...
65,535 The database field can already handle up to 65,535 (216 - 1) characters. Same for all post types and categories I don't see a need for different limits for questions and answers, or for d...
