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September 2017 Update

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Ingy döt Net 2017-09-23 10:01:46 +02:00
parent bba7bfd280
commit ba8067c3b7
14570 changed files with 153136 additions and 63871 deletions
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Task/Tree-traversal/APL/tree-traversal-1.apl Normal file
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preorder ← {l r←⍺ ⍵⍵ ⍵ ⋄ (⊃r)∇⍨⍣(×≢r)⊢(⊃l)∇⍨⍣(×≢l)⊢⍺ ⍺⍺ ⍵}
inorder ← {l r←⍺ ⍵⍵ ⍵ ⋄ (⊃r)∇⍨⍣(×≢r)⊢⍵ ⍺⍺⍨(⊃l)∇⍨⍣(×≢l)⊢⍺}
postorder← {l r←⍺ ⍵⍵ ⍵ ⋄ ⍵ ⍺⍺⍨(⊃r)∇⍨⍣(×≢r)⊢(⊃l)∇⍨⍣(×≢l)⊢⍺}
lvlorder ← {0=⍴⍵:⍺ ⋄ (⊃⍺⍺⍨/(⌽⍵),⊂⍺)∇⊃∘(,/)⍣2⊢⍺∘⍵⍵¨⍵}

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Task/Tree-traversal/APL/tree-traversal-2.apl Normal file
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tree←1(2(4(7⍬⍬)⍬)(5⍬⍬))(3(6(8⍬⍬)(9⍬⍬))⍬)
visit←{⍺,(×≢⍵)⍴⊃⍵}
children←{⊂¨@(×∘≢¨)1↓⍵}