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2024 day 3 bqn

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Dimitri Lozeve 2024-12-03 17:57:49 +01:00
parent 828d855d6d
commit 6b4cc3984a
1 changed files with 18 additions and 0 deletions
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2024/day03/day03.bqn Normal file
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in←•FChars"input"
Digits←'0'⊸≤∧≤⟜'9'
P1←{𝕊in:
s←0‿0‿0∾"mul("⍷in # start pattern
d←Digits in # digits
c←','⊸=in # separator comma
e←')'⊸=in # end pattern
x←(2×s)+d+(3×c)+2×e # id for each part of the pattern to match
pats←⥊{∾⟨2,𝕩⥊1,3,𝕨⥊1,2⟩}⌜˜1+↕5 # patterns to look for, with numbers of up to 5 digits
idxs←/¨⍷⟜x¨pats # index for each pattern
+´×´¨∾pats{𝕨⊸{•ParseFloat¨0‿1↓¨(','⊸=)⊸(+`⊸⊔)(¯2+≠𝕨)↑(1+𝕩)↓in}¨𝕩}¨idxs
}
•Show P1 in
Split←{(+`((≠𝕨)⥊0)∾𝕨⍷𝕩)⊔𝕩}
•Show +´∾P1¨¨1⊸↓¨"do()"⊸Split¨"don't()"Split "do()"∾in