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advent-of-code/2023/day09/day09.bqn
Dimitri Lozeve f242d2b0df Initial commit
2024-11-12 21:46:18 +01:00

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BQN
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⟨Split⟩←•Import"../bqn-libs/strings.bqn"
input←>•ParseFloat¨¨" "⊸Split¨•FLines"input"
Deltas←1⊸(↓--⊸↓)
diffs←0‿¯1⊸⊏¨Deltas⍟(↕≠)˘input
•Show +´⥊1⊸⊑¨diffs
•Show +´⊑˘-˜`⌾⌽˘⊑¨diffs
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