{"provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/kmjp/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkmjp.hatenablog.jp%2Fentry%2F2017%2F05%2F19%2F0930\" title=\"CSAcademy Round #29 : E. Root Change - 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>","blog_url":"https://kmjp.hatenablog.jp/","url":"https://kmjp.hatenablog.jp/entry/2017/05/19/0930","image_url":null,"width":"100%","provider_name":"Hatena Blog","description":"\u89e3\u3051\u306f\u3057\u305f\u3051\u3069\u3060\u3044\u3076\u82e6\u6226\u3002\u3082\u3063\u3068\u304d\u308c\u3044\u306b\u66f8\u3051\u308b\u306e\u304b\u306a\u3002 https://csacademy.com/contest/round-29/task/root-change/","blog_title":"kmjp's blog","version":"1.0","published":"2017-05-19 09:30:00","author_name":"kmjp","title":"CSAcademy Round #29 : E. Root Change","categories":["\u305d\u306e\u4ed6\u30b3\u30f3\u30c6\u30b9\u30c8"],"height":"190","type":"rich"}