{"categories":["Scheme"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fboxnos.hatenablog.com%2Fentry%2F20071204%2F1196697591\" title=\" SICP\u3092\u8aad\u3080(68) \u554f\u984c 2.53 - 2.55 \u8a18\u53f7\u30c7\u30fc\u30bf - \u30dc\u30af\u30ce\u30b9\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","version":"1.0","title":" SICP\u3092\u8aad\u3080(68) \u554f\u984c 2.53 - 2.55 \u8a18\u53f7\u30c7\u30fc\u30bf","author_url":"https://blog.hatena.ne.jp/tanakaBox/","width":"100%","blog_title":"\u30dc\u30af\u30ce\u30b9","url":"https://boxnos.hatenablog.com/entry/20071204/1196697591","provider_name":"Hatena Blog","description":"2.3\u306b\u5165\u308a\u307e\u3059\u3002\u8a18\u53f7\u30c7\u30fc\u30bf\u3063\u3066\u306e\u306f\u3001\u30b7\u30f3\u30dc\u30eb\u306e\u3053\u3068? \u554f\u984c 2.53 \u30b7\u30f3\u30dc\u30eb\u3068memq\u306e\u554f\u984c\u3002 (list 'a 'b 'c) ; (a b c) (list (list 'george)) ; ((george)) (cdr '((x1 x2) (y1 y2))) ; ((y1 y2)) (cadr '((x1 x2) (y1 y2))) ; (y1 y2) (pair? (car '(a short list))) ; #f (memq 'red '((red shoes) (blue socks))) ; #f (memq 'red '(red shoes blue socks)) \u2026","height":"190","type":"rich","author_name":"tanakaBox","image_url":null,"published":"2007-12-04 00:59:51","blog_url":"https://boxnos.hatenablog.com/"}