{"version":"1.0","published":"2008-07-05 12:13:14","author_url":"https://blog.hatena.ne.jp/mtsuyugu/","categories":["scheme","euler"],"author_name":"mtsuyugu","image_url":null,"width":"100%","url":"https://mtsuyugu.hatenadiary.org/entry/20080705/1215227594","type":"rich","title":"problem 30","provider_url":"https://hatena.blog","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmtsuyugu.hatenadiary.org%2Fentry%2F20080705%2F1215227594\" title=\"problem 30 - mtsuyugu\u306e\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://mtsuyugu.hatenadiary.org/","height":"190","description":"Problem 30 - Project Euler\u5404\u6841\u306e\u6570\u5b57\u30925\u4e57\u3057\u305f\u3082\u306e\u306e\u548c\u304c\u3082\u3068\u306e\u6570\u3068\u7b49\u3057\u304f\u306a\u308b\u6570\u306e\u5408\u8a08\u3092\u6c42\u3081\u308b\u3068\u3044\u3046\u554f\u984c\u3067\u3059\u3002\u30eb\u30fc\u30d7\u3092\u4f7f\u308f\u305a\u306b fold, map, filter \u306a\u3069\u306e\u9ad8\u968e\u95a2\u6570\u306e\u307f\u3067\u89e3\u3044\u3066\u307f\u307e\u3057\u305f\u3002 (list 1 10 100 1000 10000 100000 1000000) \u3067\u6e08\u3080\u3068\u3053\u308d\u3092 (map (lambda (x) (expt 10 x)) (list 0 1 2 3 4 5 6)) \u3068\u3057\u3066\u308b\u306e\u306f\u3061\u3087\u3063\u3068\u7121\u99c4\u3067\u3059\u304c\u3001\u898b\u305f\u76ee\u306e\u30b9\u30c3\u30ad\u30ea\u3055\u3092\u3068\u308a\u307e\u3057\u305f\u3002 (use srfi-1) (define (sum-of-fifth-power n) (apply +\u2026","blog_title":"mtsuyugu\u306e\u65e5\u8a18"}