{"url":"https://kmjp.hatenablog.jp/entry/2013/05/01/1030","provider_url":"https://hatena.blog","author_name":"kmjp","type":"rich","author_url":"https://blog.hatena.ne.jp/kmjp/","published":"2013-05-01 10:30:00","blog_title":"kmjp's blog","description":"\u3055\u3066C\u3002\u3042\u3063\u3055\u308a\u89e3\u3051\u308b\u4eba\u306b\u306f\u89e3\u3051\u305f\u3088\u3046\u3060\u3002 http://codeforces.com/contest/280/problem/C","version":"1.0","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkmjp.hatenablog.jp%2Fentry%2F2013%2F05%2F01%2F1030\" title=\"Codeforces #172 Div1. C. Game on Tree - 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>","height":"190","categories":["Codeforces"],"title":"Codeforces #172 Div1. C. Game on Tree","provider_name":"Hatena Blog","blog_url":"https://kmjp.hatenablog.jp/","width":"100%"}