{"author_url":"https://blog.hatena.ne.jp/kmjp/","url":"https://kmjp.hatenablog.jp/entry/2014/05/22/1000","type":"rich","published":"2014-05-22 10:00:00","provider_url":"https://hatena.blog","version":"1.0","blog_url":"https://kmjp.hatenablog.jp/","provider_name":"Hatena Blog","height":"190","width":"100%","image_url":null,"categories":["Codeforces"],"blog_title":"kmjp's blog","author_name":"kmjp","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkmjp.hatenablog.jp%2Fentry%2F2014%2F05%2F22%2F1000\" title=\"Codeforces #247 Div2 E. Chemistry Experiment - kmjp&#39;s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u554f\u984c\u6587\u304c\u3061\u3087\u3063\u3068\u308f\u304b\u308a\u306b\u304f\u3044\u306a\u3002 http://codeforces.com/contest/431/problem/E","title":"Codeforces #247 Div2 E. Chemistry Experiment"}