{"author_name":"kmjp","width":"100%","author_url":"https://blog.hatena.ne.jp/kmjp/","image_url":null,"url":"https://kmjp.hatenablog.jp/entry/2013/03/28/0900","categories":["Codeforces"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkmjp.hatenablog.jp%2Fentry%2F2013%2F03%2F28%2F0900\" title=\"Codeforces #168 Div2. A. Lights Out\u3001B. Convex Shape - 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","published":"2013-03-28 09:00:00","description":"\u3055\u3066#168\u3002\u4eca\u56de\u306fDiv1\u3067\u51fa\u3066A,B\u3092\u89e3\u304d\u3001\u3061\u3087\u3063\u3068Hack\u3057\u305f\u3089\u305d\u3053\u305d\u3053\u306e\u9806\u4f4d\u306b\u306a\u3063\u305f\u3002 \u3067\u306fDiv1C\u307e\u3067\u7df4\u7fd2\u3002\u307e\u305a\u306fDiv2\u554f\u984c\u304b\u3089\u3002 http://codeforces.com/contest/275/problem/A http://codeforces.com/contest/275/problem/B","type":"rich","title":"Codeforces #168 Div2. A. Lights Out\u3001B. Convex Shape","provider_name":"Hatena Blog","version":"1.0","provider_url":"https://hatena.blog","blog_url":"https://kmjp.hatenablog.jp/","blog_title":"kmjp's blog"}