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1.5k posts
 
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Challenges Just the vowels please

05AB1E, 3 bytes žÀà : implicit input žÀ : push "aeiouAEIOU" à : keep all elements of input that occur in "aeiouAEIOU" Try it online!

posted 1y ago by taoh‭  ·  edited 1y ago by taoh‭

Answer
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+1 −0
Challenges Sort letters by height

C (gcc), 152 bytes r;e(c){r=c=='j'?5:strchr("bdfghklpqy",c)?4:c=='i'?3:c=='t'?2:1;}c;s;f(char*i,char*o){s?(e(*i),c=r,e(*o)):(qsort(i,strlen(i),s=1,f),puts(i));return r-c;} Try it online! Out...

posted 1y ago by Lundin‭  ·  edited 1y ago by trichoplax‭

Answer
66%
+2 −0
Challenges Sort letters by height

Japt, 23 16 15 13 bytes Lexicographical sort using the custom alphabet tipbdghkflyqj. I/O as characters arrays, sorts in ascending order. n`“pbdghkf§qj Try it

posted 1y ago by Shaggy‭  ·  edited 11mo ago by Shaggy‭

Answer
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+1 −0
Challenges Knight safe squares

Rust, 236 184 166 142 bytes |i:u64|{let s=0x101010101010101;let(a,b,c,d)=(i&252*s,i&254*s,i&127*s,i&63*s);(i|a<<6|b<<15|c<<17|d<<10|d>>6|c>>15|b...

posted 1y ago by trichoplax‭  ·  edited 10mo ago by trichoplax‭

Answer
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+1 −0
Challenges Can you give me half?

Vyxal, 1 byte . Try it Online! Very simple 1 byter

posted 1y ago by lyxal‭

Answer
71%
+3 −0
Challenges Sort letters by height

Given a sequence of lower case letters, sort them into order of height. Heights The heights of letters are dependent on font, so for this challenge the height order to be used is as defined below...

5 answers  ·  posted 1y ago by trichoplax‭  ·  last activity 10mo ago by Taeir‭

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Sandbox Sort letters by height [FINALIZED]

posted 1y ago by trichoplax‭  ·  edited 1y ago by trichoplax‭

66%
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Challenges Connect the corners without 4 in a row

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 ...

1 answer  ·  posted 1y ago by trichoplax‭  ·  last activity 11mo ago by WheatWizard‭

Question code-golf
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Challenges Circle of text characters

Given a radius R, output a text representation of a circle. Input A positive integer R (strictly greater than zero) You do not need to handle values of R greater than 32 Output A square ...

0 answers  ·  posted 1y ago by trichoplax‭  ·  edited 1y ago by trichoplax‭

Question code-golf string
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Challenges Knight safe squares

APL(Dyalog Unicode), 64 bytes SBCS {64-≢∪x,u/⍨∧/¨(>∘0∧<∘9)u←⊃,/(a/⍨2|+/¨|a←,∘.,⍨1 2,-1 2)∘+∘⊂¨x←⍸⍵} Try it on APLgolf! A dfn which takes a boolean grid.

posted 1y ago by Razetime‭

Answer
66%
+2 −0
Challenges Pinwheel ​words

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...

0 answers  ·  posted 1y ago by trichoplax‭

Question code-golf alphabet
71%
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Meta Thoughts on hiding challenge sections with expandable details tags

I think everything strictly needed to write or judge a solution should never be hidden. If you feel it is too large, think about how to shorten it. Information that is not strictly necessary can b...

posted 1y ago by celtschk‭  ·  edited 1y ago by celtschk‭

Answer
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Meta Thoughts on hiding challenge sections with expandable details tags

Since the examples I've given in the question are deliberately brief, they don't demonstrate the benefit of hiding a large block of text. I'm giving an example in this answer of one of my own chall...

posted 1y ago by trichoplax‭

Answer
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Meta Thoughts on hiding challenge sections with expandable details tags

I don't like the partially or fully hidden examples. Those require more work to see the details, instead of just scrolling on. Anyone curious enough about a challenge from the title will want to ...

posted 1y ago by Olin Lathrop‭

Answer
60%
+1 −0
Meta Thoughts on hiding challenge sections with expandable details tags

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...

3 answers  ·  posted 1y ago by trichoplax‭  ·  last activity 1y ago by celtschk‭

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Challenges Balanced quinary quasiquine

Vyxal D, 62 bytes `$f3uV4udV5β$I$:∇₍λ2|62∵Ẏ;ȯ$0<i`$f3uV4udV5β$I$:∇₍λ2|62∵Ẏ;ȯ$0<i Try it Online! Character map: 4 : -2 3 : -1 0 : 0 1 : 1 2 : 2 Nice, long and yummy quine. Explai...

posted 1y ago by lyxal‭

Answer
50%
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Sandbox Pinwheel ​words [FINALIZED]

posted 1y ago by trichoplax‭  ·  edited 1y ago by trichoplax‭

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Q&A how do i fix flutter error in build.gradle file android studio [closed]

`plugins { id 'com.android.application' } android { compileNdk flutter.compileNdkVersion compileOptions{ sourceCompatibility JavaVersion.VERSION_1_8 targetCompatibility JavaVersion...

0 answers  ·  posted 1y ago by LSHpqr‭  ·  closed 1y ago by Mithical‭

Question android
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Meta Filtering the sandbox for ease of feedback

"Finalized" (or "cancelled") seems like it should be a property of the post. We can close questions -- but not articles. I think that was a change at some point, because the point of closing is t...

posted 1y ago by Monica Cellio‭  ·  edited 1y ago by Monica Cellio‭

Answer
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Challenges "Hello, {name}!"

Factor, 30 29 bytes [ readln "Hello, %s!"printf ] Try it online! Uses io and formatting.

posted 1y ago by south‭  ·  edited 1y ago by south‭

Answer
66%
+2 −0
Challenges Lowercase, but not just the letters

J, 15 bytes 7 u:32 OR 3 u:] Port of Shaggy's answers. Evaluates as 3 forks 7 u: (32 OR (3 u:])) Attempt This Online! 7 u:32 OR 3 u:] ] : right argument 3 u: : 3&a...

posted 1y ago by south‭

Answer
60%
+1 −0
Sandbox Arbitrary angle wrapping wordsearch

posted 1y ago by trichoplax‭  ·  edited 6mo ago by trichoplax‭

60%
+1 −0
Challenges Lowercase, but not just the letters

J, 39 char Solution: (a.{~ a.((6|.8{.1)+.(_8&{.))&.#:"0@i.]) Test example: (a.{~ a.((6|.8{.1)+.(_8&{.))&.#:"0@i.]) '([({Enclosed})])A@B.c' ({({enclosed})})a`b.c How it ...

posted 1y ago by torres‭

Answer
66%
+2 −0
Challenges Just the vowels please

Fig, 3 bytes Actual score is: $3\log_{256}(96)\approx$ 2.469 bytes. Filters consonants from the input string using implicit input. Fcb Try it online! Fcb F : Filter with two string args fi...

posted 1y ago by south‭

Answer
60%
+1 −0
Challenges Mediocre pop count

J, 46 char Solution: (]#~[:([:*./(<./,>./)~:"0 1])([:+/"1@#:a.&i.)) Test example: (]#~[:([:*./(<./,>./)~:"0 1])([:+/"1@#:a.&i.)) 'oAPwSoeHcoDretMBBoesoBsagHDoew' Secre...

posted 1y ago by torres‭

Answer