{"description":"; \u518d\u5e30\u30d7\u30ed\u30bb\u30b9\u7248 (define (f n) (cond ((< n 3) n) (else (+ (f (- n 1)) (* 2 (f (- n 2))) (* 3 (f (- n 3))))))) ;(f 10) ;\u53cd\u5fa9\u7248 ;\u203b\u5168\u7136\u308f\u304b\u3089\u306a\u3044\u3002\u3002\u3002orz ;http://www.serendip.ws/archives/354 (define (ff n) (if (< n 3) n (ff-iter 2 1 0 n))) (define (ff-iter a b c n) (if (= n 2) a (ff-iter (+ a (* 2 b) (* 3 c)) a b (- n 1)\u2026","height":"190","version":"1.0","categories":["SICP"],"provider_url":"https://hatena.blog","type":"rich","author_name":"moremagic","title":"\u554f\u984c1.11 \u3092\u534a\u5206\u5199\u3057\u3066\u307f\u305f","blog_url":"https://moremagic.hateblo.jp/","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmoremagic.hateblo.jp%2Fentry%2F20130520%2F1369058905\" title=\"\u554f\u984c1.11 \u3092\u534a\u5206\u5199\u3057\u3066\u307f\u305f - moremagic\u2019s diary\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"moremagic\u2019s diary","image_url":null,"author_url":"https://blog.hatena.ne.jp/moremagic/","published":"2013-05-20 23:08:25","provider_name":"Hatena Blog","url":"https://moremagic.hateblo.jp/entry/20130520/1369058905"}