{"author_url":"https://blog.hatena.ne.jp/inamori/","categories":["PE","\u6570\u5b66","\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0"],"blog_url":"https://inamori.hateblo.jp/","author_name":"inamori","title":"Project Euler 68","image_url":null,"type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finamori.hateblo.jp%2Fentry%2F20100204%2Fp2\" title=\"Project Euler 68 - 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>","provider_url":"https://hatena.blog","height":"190","published":"2010-02-04 00:00:00","provider_name":"Hatena Blog","description":"Problem 68 \"magic\" 3-gon ring\u3068\u3044\u3046\u3082\u306e\u3092\u8003\u3048\u308b\u3002\u3053\u308c\u306f1\u304b\u30896\u306e\u6570\u3067\u57cb\u3081\u3089\u308c\u3066\u304a\u308a\u3001\u5404\u30e9\u30a4\u30f3\u306f\u8db3\u3059\u30689\u306b\u306a\u308b\u3002 \u6642\u8a08\u56de\u308a\u3067\u8003\u3048\u3066\u3001\u5916\u5468\u306e\u30ce\u30fc\u30c9\u3067\u6700\u3082\u5c0f\u3055\u3044\u6570\u3092\u542b\u30803\u3064\u306e\u6570\u306e\u30b0\u30eb\u30fc\u30d7\u3092\u30b9\u30bf\u30fc\u30c8\u3068\u3059\u308b\u3068\u3001\u5404\u3005\u306e\u89e3\u306f\u4e00\u610f\u306b\u8a18\u8ff0\u3055\u308c\u308b\u3002 4\u3064\u306e\u7dcf\u548c9,10,11,12\u3067\u89e3\u306f\u5c3d\u304f\u3055\u308c\u308b\u30028\u3064\u306e\u89e3\u304c\u3042\u308b\u3002 Total Solution Set 9 4,2,3; 5,3,1; 6,1,2 ... \u5404\u3005\u306e\u30b0\u30eb\u30fc\u30d7\u3092\u7d50\u5408\u3057\u3066\u30019\u6841\u306e\u6570\u304c\u3067\u304d\u308b\u30023-gon ring\u306e\u6700\u5927\u306f432621513\u3067\u3042\u308b\u3002 1\u304b\u308910\u306e\u6570\u3092\u4f7f\u3046\u3068\u3001\u4e26\u3079\u65b9\u6b21\u7b2c\u3067\u300116\u6841\u306817\u6841\u306e\u6570\u304c\u3067\u304d\u308b\u300216\u6841\u3067\u6700\u5927\u306e\"m\u2026","url":"https://inamori.hateblo.jp/entry/20100204/p2","blog_title":"inamori\u2019s diary","version":"1.0","width":"100%"}