Doubly-linked list/Element definition: Difference between revisions
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With that, 'cddr' can be used to access the next, and 'cadr' to access the |
With that, 'cddr' can be used to access the next, and 'cadr' to access the |
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previous element. |
previous element. |
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<lang PicoLisp> |
<lang PicoLisp>(de 2tail (X DLst) |
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(de 2tail (X DLst) |
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(let L (cdr DLst) |
(let L (cdr DLst) |
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(con DLst (cons X L NIL)) |
(con DLst (cons X L NIL)) |
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