{"version":"1.0","url":"https://inamori.hateblo.jp/entry/20100708/p1","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/inamori/","image_url":null,"height":"190","blog_url":"https://inamori.hateblo.jp/","title":"Project Euler 120","author_name":"inamori","width":"100%","blog_title":"inamori\u2019s diary","published":"2010-07-08 00:00:00","categories":["PE","\u6570\u5b66","\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0"],"description":"http://projecteuler.net/index.php?section=problems&id=120 (a-1)n + (a+1)n\u306ea2\u306e\u5270\u4f59\u306f\u3001n\u304c\u5947\u6570\u306a\u3089 2an \u5076\u6570\u306a\u3089 2 \u3060\u304b\u3089\u3001n\u304c\u5947\u6570\u306a\u3089 rmax = a(a-1) \u5076\u6570\u306a\u3089 rmax = a(a - 2) \u3068\u306a\u308a\u307e\u3059\u3002","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finamori.hateblo.jp%2Fentry%2F20100708%2Fp1\" title=\"Project Euler 120 - inamori\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>","type":"rich"}