aparler/RosettaCodeData
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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
199093 changed files with 3378972 additions and 0 deletions
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Task/Stern-Brocot-sequence/APL/stern-brocot-sequence.apl Normal file
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task←{
stern←{⍵{
⍺←0 ⋄ ⍺⍺≤⍴⍵:⍺⍺↑⍵
(⍺+1)∇⍵,(+/,2⊃⊣)2↑⍺↓⍵
}1 1}
seq←stern 1200 ⍝ Cache 1200 elements
⎕←'First 15 elements:',15↑seq
⎕←'Locations of 1..10:',seq⍳⍳10
⎕←'Location of 100:',seq⍳100
⎕←'All GCDs 1:','no' 'yes'[1+1∧.=2∨/1000↑seq]
}