{"height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fobelisk.hatenablog.com%2Fentry%2F2018%2F01%2F26%2F103325\" title=\"\u7d20\u6570\u306e\u30de\u30c8\u30ea\u30c3\u30af\u30b9\uff08Ruby\uff09 - Camera Obscura\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","blog_title":"Camera Obscura","type":"rich","title":"\u7d20\u6570\u306e\u30de\u30c8\u30ea\u30c3\u30af\u30b9\uff08Ruby\uff09","author_name":"obelisk2","published":"2018-01-26 10:33:25","blog_url":"https://obelisk.hatenablog.com/","version":"1.0","image_url":"https://images-fe.ssl-images-amazon.com/images/I/51UODCJtLqL._SL160_.jpg","author_url":"https://blog.hatena.ne.jp/obelisk2/","provider_name":"Hatena Blog","description":"\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u30fb\u30d1\u30ba\u30eb\u3067\u3059\u3002 \u554f\u984c\uff1a 1 1 3 2 3 3 7 9 7 3\u6841\u306e\u7570\u306a\u308b\u7d20\u65703\u3064\u3092\u9078\u3073\u307e\u3059\u3002\u3053\u308c\u3089\uff08\u4f8b\u3048\u3070 113, 233, 797\uff09\u3092\u4e0a\u306e\u3088\u3046\u306b\u6a2a\u306b\u884c\u5217\u3067\u4e26\u3079\u305f\u3068\u304d\uff08\u884c\u3092\u5165\u308c\u66ff\u3048\u305f\u3082\u306e\u306f\u5225\u306e\u884c\u5217\u3068\u307f\u306a\u3057\u307e\u3059\uff09\u3001\u884c\u5217\u3092\u7e26\u306b\u898b\u3066\u5f97\u3089\u308c\u308b3\u3064\u306e\u6570\uff08\u3053\u3053\u3067\u306f 127, 139, 337\uff09\u304c\u3059\u3079\u3066 3\u6841\u306e\u7d20\u6570\u3067\u3042\u308b\u3088\u3046\u306a\u9078\u3073\u65b9\u306f\u4f55\u3068\u304a\u308a\u3042\u308b\u3067\u3057\u3087\u3046\u304b\uff1f \u305f\u3060\u3057\u3001\u6700\u521d\u306b\u9078\u3093\u3060\u7d20\u6570\u3068\u7e26\u306b\u898b\u3066\u5f97\u3089\u308c\u305f\u7d20\u6570\u3042\u308f\u305b\u30666\u3064\u306f\u3001\u3059\u3079\u3066\u7570\u306a\u3089\u306a\u304f\u3066\u306f\u306a\u308a\u307e\u305b\u3093\u3002 Ruby \u3067\u89e3\u3044\u3066\u307f\u307e\u3057\u305f\u3002 q45.rb require 'prime' co = 0 prs = Prime.each(999).sele\u2026","url":"https://obelisk.hatenablog.com/entry/2018/01/26/103325","width":"100%","categories":["Ruby","\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u30fb\u30d1\u30ba\u30eb"]}