- Lisp Scheme Part39
759 :デフォルトの名無しさん[sage]:2015/02/17(火) 16:17:05.68 ID:wG+R2OX6 - Scheme is a statically scoped and properly tail recursive dialect of the Lisp programming language.
-- Revised7 Report on the Algorithmic Language Scheme
| - Lisp Scheme Part39
764 :デフォルトの名無しさん[sage]:2015/02/17(火) 18:29:31.00 ID:wG+R2OX6 - こんな感じか。
(import (except (scheme base) car) (scheme write) (prefix (only (scheme base) car) r7rs:)) (define (car p) (if (null? p) '() (r7rs:car p)))
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