{"height":"190","title":"\u30d5\u30a3\u30dc\u30ca\u30c3\u30c1\u6570\u3092\u6c42\u3081\u308b\u30d7\u30ed\u30b0\u30e9\u30e0","image_url":null,"url":"https://www.little-cuckoo.jp/entry/20070828/1188308277","author_url":"https://blog.hatena.ne.jp/wata_d/","provider_url":"https://hatena.blog","provider_name":"Hatena Blog","blog_title":"\u9591\u53e4\u9ce5","published":"2007-08-28 22:37:57","width":"100%","blog_url":"https://www.little-cuckoo.jp/","description":"SICP\u8aad\u307f\u59cb\u3081\u305f\u8a18\u5ff5\u306bHaskell\u3067\u66f8\u3044\u3066\u307f\u307e\u3057\u305f\u3002\u4e45\u3057\u3076\u308a\u306a\u306e\u3067\u975e\u5e38\u306b\u82e6\u52b4\u3057\u307e\u3057\u305f\u3002 \u518d\u5e30 main = print $ fib 50 fib :: Integer -> Integer fib 0 = 0 fib 1 = 1 fib (n) = fib(n-2) + fib(n-1) \u53cd\u5fa9 main = print $ fib 50 fib :: Integer -> Integer fib n = fib_iter 1 0 n fib_iter :: Integer -> Integer -> Integer -> Integer fib_iter a b 0 = b fib_ite\u2026","author_name":"wata_d","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.little-cuckoo.jp%2Fentry%2F20070828%2F1188308277\" title=\"\u30d5\u30a3\u30dc\u30ca\u30c3\u30c1\u6570\u3092\u6c42\u3081\u308b\u30d7\u30ed\u30b0\u30e9\u30e0 - \u9591\u53e4\u9ce5\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","categories":["Haskell"]}