{"provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/kiririmode/","description":"Louis Reasnor\u304c\u3053\u3093\u306a\u306e\u4f5c\u3063\u3066\u3001\u9006\u9806\u306b\u51fa\u529b\u3055\u308c\u305f\u3068\u304b\u4f55\u3068\u304b\u9a12\u3044\u3067\u3044\u308b\u3089\u3057\u3044\u3002 (define (square x) (* x x)) (define (square-list items) (define (iter things answer) (if (null? things) answer (iter (cdr things) (cons (square (car things)) answer)))) (iter items ())) gosh> (square-list (list 1 2 3 4)) (16 9 4 1) \u306a\u305c\u304b\u3068\u304b\u3044\u308f\u308c\u3066\u3082\u3001\u305d\u3046\u4f5c\u3063\u3066\u308b\u3093\u3060\u304b\u3089\u305d\u3046\u2026","provider_url":"https://hatena.blog","title":"\u554f\u984c2-22","categories":["SICP"],"url":"https://kiririmode.hatenablog.jp/entry/20071120/p3","blog_title":"\u7406\u7cfb\u5b66\u751f\u65e5\u8a18","height":"190","type":"rich","image_url":null,"author_name":"kiririmode","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkiririmode.hatenablog.jp%2Fentry%2F20071120%2Fp3\" title=\"\u554f\u984c2-22 - \u7406\u7cfb\u5b66\u751f\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://kiririmode.hatenablog.jp/","version":"1.0","published":"2007-11-20 00:00:02","width":"100%"}