{"categories":["Haskell"],"type":"rich","height":"190","version":"1.0","published":"2010-03-01 00:00:01","blog_url":"https://inamori.hateblo.jp/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finamori.hateblo.jp%2Fentry%2F20100301%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","blog_title":"inamori\u2019s diary","author_url":"https://blog.hatena.ne.jp/inamori/","url":"https://inamori.hateblo.jp/entry/20100301/p2","title":"Project Euler 68","image_url":null,"author_name":"inamori","width":"100%","description":"http://projecteuler.net/index.php?section=problems&id=68 \u30e9\u30a4\u30d6\u30e9\u30ea\u306epermutations\u3067\u306f\u964d\u9806\u306b\u4e26\u3079\u3089\u308c\u306a\u3044\u306e\u3067\u3001\u81ea\u4f5c\u3002 \u3084\u305f\u3089\u306b\u30e1\u30e2\u30ea\u3092\u98df\u3063\u3066\u5e30\u3063\u3066\u3053\u306a\u304f\u306a\u308b\u306e\u3067\u3001\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u305f\u3089\u3059\u3050\u306b\u8fd4\u3063\u3066\u304f\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3002\u9806\u5217\u3092\u51fa\u3059\u9014\u4e2d\u3067\u679d\u5208\u308a\u3057\u3066\u3044\u308b\u3093\u3060\u308d\u3046\u304b\u3002","provider_name":"Hatena Blog"}