Razetime‭

Given a list of strings(and optionally, their length) as input, weave the strings together. Intro Your goal is to mimic the WV operator in Pip. Take a list of strings and alternate between their ...

13 answers  ·  posted 2y ago by Razetime‭  ·  last activity 1y ago by radarek‭

Challenge idea taken from: Eliseo D'Annunzio Task Provide code that evaluates to 0.5 numerically, i.e. the output must be recognized by your chosen language as a numeric value (Number, float, dou...

22 answers  ·  posted 1y ago by Razetime‭  ·  last activity 7mo ago by taoh‭

Challenge Given a list of integers >= 0 , check if all of them are equal. Tests [1,1,1,1,1] -> true [0,1,1,6,7] -> false [1] -> true [] -> undefined(you do n...

16 answers  ·  posted 2y ago by Razetime‭  ·  last activity 12mo ago by torres‭

APL (Dyalog Unicode), 11 3 1 byte ⊥ Try it online! Anyone who can golf this further gets a cookie! Function submission which takes reversed coefficients as right argument and $x$ as left ar...

posted 2y ago by Razetime‭  ·  edited 2y ago by Razetime‭

Heavily based on this closed challenge from SE. Description A Sumac sequence starts with two non-zero integers $t_1$ and $t_2.$ The next term, $t_3 = t_1 - t_2$ More generally, $t_n = t_{n-2} ...

9 answers  ·  posted 2y ago by Razetime‭  ·  edited 2y ago by General Sebast1an‭

Currently, the posting guidelines for Code Golf are the defaults on Codidact. The pre existing guidelines on SE are the following: The main points of discussion are: What would we like to ...

1 answer  ·  posted 2y ago by Razetime‭  ·  last activity 2y ago by Moshi‭

Description From the Esolangs wiki, In Fractran, a program consists of a finite list of positive, rational numbers. The input to a program is a positive integer n. The list is then searched ...

8 answers  ·  posted 2y ago by Razetime‭  ·  last activity 12mo ago by torres‭

Jelly has an atom called untruth, which when given indices, creates an array with 1s at those places: [2,4] → [0,1,0,1]. You are required to perform the inverse of this. Given a 2D boolean array, ...

10 answers  ·  posted 2y ago by Razetime‭  ·  last activity 1y ago by General Sebast1an‭

Challenge Given a string, e.g. Hello, do the following: Mirror it: Hello -> HelloolleH and create a right triangle using it as the sides: H ee l l l l o...

11 answers  ·  posted 2y ago by Razetime‭  ·  last activity 8mo ago by Shaggy‭

Challenge A Niven number is a positive integer which is divisible by the sum of its digits. For example, 81 -> 8+1=9 -> 81%9=0. Your task is to find the first n Niven numbers, given n. Te...

7 answers  ·  posted 10mo ago by Razetime‭  ·  last activity 9mo ago by Shaggy‭

A rewrite of this SE question with a simpler input format and guidelines. Challenge Deadfish uses a single accumulator, on which all commands are to be performed. It has the following commands: ...

8 answers  ·  posted 2y ago by Razetime‭  ·  last activity 1y ago by Zakk‭

Yes tips is a sort of prefix tag, and code-golf-tips is a superfluous tag. I think it it worth keeping them separate because tips is already very flexible.

posted 2y ago by Razetime‭  ·  edited 2y ago by General Sebast1an‭

JavaScript (V8), 32 bytes f=n=>[...Array(n).keys()].map(f) Try it online! Somehow it doesn't recurse forever at n=0. Pretty nice.

posted 2y ago by Razetime‭  ·  edited 2y ago by Razetime‭

APL(Dyalog Unicode), 26 bytes SBCS {⊃x/⍨⊃¨⍺∘⍷¨x←,∘⍵¨(⊂⍬),,\⍺} Try it on APLgolf! A dfn submission which takes the inputs as left and right argument. I took way too long to come up with this. ...

posted 2y ago by Razetime‭

Husk, 11 10 bytes U¡λ⌊^+.%2¹ Try it online! This can probably be trivially ported to Jelly. Explanation U¡o⌊Ṡ^o+.%2 ¡ iterate over the input infinitely, creating a list o ...

posted 2y ago by Razetime‭  ·  edited 2y ago by Razetime‭