{"type":"rich","categories":["\u8a08\u7b97\u6a5f"],"provider_url":"https://hatena.blog","version":"1.0","height":"190","description":"C\u3067\u9ad8\u968e\u95a2\u6570\u3092\u66f8\u304f\u306b\u306f\u2026\u2026\u95a2\u6570\u30dd\u30a4\u30f3\u30bf\u304b\u3063\uff01\u3068\u601d\u3044\u51fa\u3057\u305f\u306e\u306f\u3044\u3044\u3082\u306e\u66f8\u304d\u65b9\u3092\u3059\u3063\u304b\u308a\u5fd8\u308c\u3066\u3044\u3066\u6b7b\u3093\u3060\u3001\u3068\u3044\u3046\u8a71\u3002SICP \u306e Exercise 1.32 \u3092\u53c2\u7167\u3002 (define (accumulate combiner null-value term next a b) (if (> a b) null-value (combiner (term a) (accumulate combiner null-value term next (next a) b)))) ;; 1-10 \u306e\u7dcf\u548c (accumulate + 0 (lambda (x) x) (lambda (x) (+ x 1)) \u2026","url":"https://nulll.hatenadiary.org/entry/20060604/p2","published":"2006-06-04 00:00:01","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/nulll/","image_url":null,"blog_title":"nulll","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnulll.hatenadiary.org%2Fentry%2F20060604%2Fp2\" title=\" - nulll\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"nulll","title":"","blog_url":"https://nulll.hatenadiary.org/"}