Activity for forestbeasts‭

Type	On...	Excerpt	Status	Date
Edit	Post #296242	Initial revision	—	3 months ago
Answer	—	A: Single letter HTML Perl, 9 bytes ``` /[abipq]/ ``` Perl's got an `m//` operator (which you also get if you use a bare regex, like here) that by default matches on `$`. Returns true if it matches, false if it doesn't. The regex itself isn't anything special. If you wanted to actually use it, you could ... (more)	—	3 months ago
Edit	Post #281948	Post edited: Slightly shorter solution!	—	over 5 years ago
Edit	Post #281948	Post edited: Language-tag the code blocks for (hopefully) proper syntax highlighting	—	over 5 years ago
Edit	Post #281948	Initial revision	—	over 5 years ago
Answer	—	A: Juggler sequences JavaScript (Node.js), 73 66 bytes This returns a Generator, which calculates the sequence on the fly when you use it! ```js functionf(a){while(a>1){yield a a=(a%2?a1.5:a0.5)} yield a} ``` Original, more aesthetically pleasing but slightly longer version: ```js functionf(a){while(... (more)	—	over 5 years ago
Edit	Post #281945	Initial revision	—	over 5 years ago
Answer	—	A: Shape of an array JavaScript (Node.js), 51 bytes ``` n=[];f=(a)=>a&&a.map?(n.push(a.length),f(a[0]),n):n ``` Run f on your input, e.g. `f([[],[]])`. Explanation: ``` n=[]; // make a global array to hold the results f=(a)=> // make the function a&&a.map? // is a defined, and an array? (n.pu... (more)	—	over 5 years ago
Edit	Post #281944	Initial revision	—	over 5 years ago
Answer	—	A: Bytes to Segfault Swift 5.4, 17 bytes ``` func f(){f()};f() ``` Pretty simple. It just calls itself until it stack overflows. You need to compile and run it, not just do it in the REPL, because the REPL just drops you back into the interpreter once it overflows. It gives a warning "all paths through thi... (more)	—	over 5 years ago
Edit	Post #281943	Initial revision	—	over 5 years ago
Answer	—	A: Truthify an array JavaScript (Node.js), 68 bytes ``` f=(a)=>a.map((x)=>[...x.entries()].filter((e)=>e[1]).map((e)=>e[0])) ``` Run the function f on your input, e.g. `f([[1,0,1],[1,0,1],[0,1,0]])`. The output looks like this: ``` [[0, 2], [0, 2], [1]] ``` with one subarray for each input subarray. ... (more)	—	over 5 years ago