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JavaScript, 31 bytes Outputs 0 for falsey and a non-zero value for truthy. If the 2 values must be consistent then replace the last * with && to output true instead. n=>(g=d=>d++&...
Charcoal, 88 bytes ≔⪪η λＦＬθ«¿¬⁼θ⁰«≔…θ⁺ι¹π¿№λπ«≔πω§≔λ⌕λω⁰»«¿Σ⭆λ⁼…κ⁺ι¹π«≔§Φλ⁼…κ⁺ι¹π⁰ω§≔λ⌕λω⁰»«θ≔⁰θ»»»»¿¬⁼θ⁰«ω Try it online!
Ruby, 128 bytes ->x,y{g=->c{c.chars.join" ?"} !x[y]&&(x.match?(/.+#{g[y]}.+/)||(0...(y.size-1)).any?{x[/^#{g[y[0.._1]]}.+#{g[y[(_1+1)..]]}$/]})} Attempt This Online! bookends ar...
JavaScript (Node.js), 39 bytes Returns dimensions from innermost to outermost f=a=>a?.pop?f(a[0]).concat(a.length):[] JavaScript (Node.js), 41 bytes Returns dimensions from outermost to ...
JavaScript (Node.js), 36 bytes f=a=>a?.map?[a.length,...f(a[0])]:[] Try it online!
Raku, 32 bytes {map +*,($_,*[0]...^9 ge*.gist)} Try it online! It's difficult to tell the difference between one element arrays and just plain numbers, since Raku translates between the two....
JavaScript (Node.js), 86 bytes f=(a,b=2,c=(a,b=2)=>a-b?a%b&&c(a,b+1):1,d=a=>c(++a)?a:d(a))=>!c(b)|d(b)-b<a?f(a,b+1):b Try it online!
Implementation defines the language, so if you use extensions to a language, you should add + ... extensions to the header. E.g. for a C post using gcc extensions, the header begin with # C (gcc...
The C (gcc) implies extensions - it will only work with that specific compiler under it's default setting GNU17 (equivalent to -std=gnu17), which is mostly a superset of standard C. This also inclu...
graphical-output Usage info: Graphical output challenges involve outputting images or illustrations using graphics. Detailed wiki: (uses text from CGCC's) Graphical output challenges invol...
Python 3, 167 127 118 117 94 63 bytes def f(a,b): y=0 for z in range(len(a)):y+=a[z]*b**z print(y) Try it online! Close gap to @user's lambda answer! Golfed 40 bytes thanks to @user's...
C (clang), 47 45 43 bytes i,j;main(){for(;printf("%i ",i-=~j);j+=2);} Try it online! Golfed 2 bytes from inspiration of @Shaggy's answer. Golfed 2 bytes by @m90.
Abuse (as few) libraries (as possible) We don't want to use too much libraries when playing challenges. Sometimes, libraries aren't used at all in some answers in C. What if we want to shorten so...
Python 3, 34 bytes x=0;y=1 while 1:x+=y;print(x);y+=2 Try it online! 1 is the int equivalent to True, which helps save bytes.
Java (JDK), 150 bytes interface M{static void main(String[]a){int i=new java.util.Scanner(System.in).nextInt(),j=0;for(;i!=1;j++){i=i%2==1?i*3+1:i/2;}System.out.print(j);}} Try it online! Fr...
Java (JDK), 51 50 23 21 bytes x->y->x==y&y==2?5:x+y Try it online! Golfed 27 bytes thanks to @Moshi's advice. Golfed 2 bytes thanks to @user's advice on Discord.
