rhi/aoc2022
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

bqn

Browse source
This commit is contained in:
rhiannon morris 2022-12-02 08:41:12 +01:00
parent 90c2a52251
commit 601ade63d1
1 changed files with 8 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
aoc.bqn
View file

@ -2,10 +2,13 @@
Sub ⇐ {a‿b𝕊𝕩:b↑a↓𝕩} Sub ⇐ {a‿b𝕊𝕩:b↑a↓𝕩}
# e Split xs: split xs on occurrences of e (default 0) # e Split xs: split xs on occurrences of e (default 0)
Split ⇐ {Sub⟜𝕩¨ ((1+») ⋈¨ ⊢-») /(𝕨⊣0)=𝕩} Split ⇐ {(⊏ ∾ 1⊸↓¨∘(1⊸↓)) Sub⟜𝕩¨ (» ⋈¨ ⊢-») /𝕨=𝕩∾(𝕨⊣⟜0↩)}
Day1 ⇐ { Day1 ⇐ (⊑ ⋈ (+´3⊸↑))∘(∨+´¨)∘Split∘(•BQN⎊0¨)∘•FLines
sums ← ∨+´¨ Split •BQN⎊0¨ •FLines 𝕩
⟨⊑sums, +´3↑sums⟩ Day2 ⇐ {
Line ← -⟜"AX"∘∾ ' '⊸Split
B ← ⊣ (A ← {1+𝕩+3×3|1+𝕩-𝕨}) {3|𝕨+𝕩-1}
+´˘⍉ (A≍B)´∘Line˘ >•FLines 𝕩
} }
•Show Day1 ⊑•args # •Show Day2 ⊑•args