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Dimitri Lozeve 2024-11-12 21:43:32 +01:00
commit f242d2b0df
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2023/day08/day08.bqn Normal file
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⟨Split⟩←•Import"../bqn-libs/strings.bqn"
lf←@+10
strinst‿strnet←(lf‿lf)Split •FChars"input"
inst←"LR"⊐strinst
net←{3⊸↑¨↓⟜𝕩¨0‿7‿12}¨lf Split ¯1↓strnet
els←⊑¨net
map←els⊐>1‿2⊸⊏¨net
start‿end←els⊐"AAA"‿"ZZZ"
n←30000
•Show 1+⊑(start{𝕩⊑𝕨⊏map}`n⥊inst)⊐end
starts‿ends←/¨(¯1⊸⊑¨els)⊸=¨"AZ"
•Show •math.LCM´{1+⊑/(𝕩{𝕩⊑𝕨⊏map}`n⥊inst)∊ends}¨starts