Activity for ojdo
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Edit | Post #296217 | Initial revision | — | 4 months ago |
| Answer | — |
A: 5 by 5 knight's tour string validator Uiua, 27 bytes Function definition. Takes string as argument, returns 0/1 for false/true. ```uiua ≍♭1◴⧈(≍⇡₁2⍆⌵-)⍉⊟⊃◿₅(⌊÷₅)-@A ``` Uiua pad this online : assuming a single-byte coding scheme (SBCS) is acceptable. Explanation ```uiua ≍♭1◴⧈(≍⇡₁2⍆⌵-)⍉⊟⊃◿₅(⌊÷₅)-@A ... (more) |
— | 4 months ago |
| Edit | Post #295761 |
Post edited: |
— | 6 months ago |
| Edit | Post #295813 | Initial revision | — | 6 months ago |
| Answer | — |
A: Create an Alphabet Diamond [Uiua], 38 bytes (SBCS) Full program, prints diamond to STDOUT. Some nifty tricks turned out to be longer than some straightforward ways. Uses one leading whitespace even on the longest line to make "`⍥@ `" work smoothly even then (it chokes on 0 input). ```uiua F ← &p⊂⟜(↘₁⇌)+@A&pf⍥@ ˜-26... (more) |
— | 6 months ago |
| Edit | Post #295761 | Initial revision | — | 6 months ago |
| Answer | — |
A: Lone ones Uiua, 19 17 bytes (SBCS) Takes argument as integer (decimal), returns lone ones count. ```uiua /+↧↧∩¬⊸∩⌟⬚0↻¯∩1⊥₂ ``` Uiua pad this online Explanation Rotates binary representation left and right (negated), then checks that the "neighbourhood" is empty. ```uiua /+↧↧∩¬⊸∩⌟⬚0↻¯∩1... (more) |
— | 6 months ago |
| Edit | Post #295649 | Initial revision | — | 6 months ago |
| Answer | — |
A: Digit balanced numbers Uiua, 10 bytes (SBCS) Counts all digit occurrences and checks the count array is all-equal (for which there is no short idiom in Uiua yet except for that deduplicate-length-equal-to-one and similar gymnastics). ```uiua =1⧻◴⊕⧻⊸⊛°⋕ ``` Uiua pad this online Explanation ```uiua =1⧻◴... (more) |
— | 6 months ago |
| Edit | Post #295647 | Initial revision | — | 6 months ago |
| Answer | — |
A: How many odd digits? Uiua, 7 bytes (SBCS) Function that takes integer as input, returns odd-digit count. ```uiua /+◿₂⊥₁₀ ``` Uiua Pad this online Explanation ```uiua /+◿₂⊥₁₀ # 123 example input ⊥₁₀ # [3 2 1] base-10 digit array (LSB first) ◿₂ # [1 0 1] modulo 2 /+ # 2 ... (more) |
— | 6 months ago |
| Edit | Post #295637 | Initial revision | — | 6 months ago |
| Answer | — |
A: Expand a greyscale/colour hex code Uiua, 19 bytes (SBCS) Defines a function that takes the string and returns a string: ```uiua ⊂@#♭⍥⍉⊙(↯23)=3⊸⧻↘1 ``` Uiua Pad this online Explanation ```text ⊂@#♭⍥⍉⊙(↯23)=3⊸⧻↘1 "#ABC" example input ↘1 "ABC" drop first character (the "#") ... (more) |
— | 6 months ago |
| Edit | Post #295636 |
Post edited: Link to language |
— | 6 months ago |
| Edit | Post #295636 | Initial revision | — | 6 months ago |
| Answer | — |
A: Cumulative Counts Uiua, 3 bytes (SBCS) Builtin +1. ``` +1⧆ ``` Uiua pad this online (more) |
— | 6 months ago |