{"description":"\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30aa\u30a4\u30e9\u30fc35\u554f\u76ee\u3002123\u3001231\u3001312\u307f\u305f\u3044\u306b\u30b0\u30eb\u30b0\u30eb\u56de\u3057\u305f\u6570\u5b57\u304c\u3059\u3079\u3066\u7d20\u6570\u3067\u3042\u308b\u3082\u306e\u3092100\u4e07\u4ee5\u4e0b\u306e\u3082\u306e\u306b\u3064\u3044\u3066\u6c42\u3081\u3088\u3002 (defn prime? [n] (cond (> 2 n) false (== 2 n) true (even? n) false (not-any? zero? (map #(rem n %) (range 3 (inc (Math/sqrt n))))) true :else false)) (defn rot-numbers [n] \"Returns the rotations of n. ex) 123 -> 123,231,312\" (let [\u2026","type":"rich","version":"1.0","blog_url":"https://yarb.hatenadiary.org/","author_name":"yarb","height":"190","provider_url":"https://hatena.blog","provider_name":"Hatena Blog","image_url":null,"title":"\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30aa\u30a4\u30e9\u30fc35\u554f\u76ee","categories":["euler","clojure"],"published":"2010-08-12 00:00:00","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyarb.hatenadiary.org%2Fentry%2F20100812%2Fp1\" title=\"\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30aa\u30a4\u30e9\u30fc35\u554f\u76ee - yarb\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>","url":"https://yarb.hatenadiary.org/entry/20100812/p1","width":"100%","author_url":"https://blog.hatena.ne.jp/yarb/","blog_title":"yarb\u306e\u65e5\u8a18"}