{"image_url":null,"width":"100%","type":"rich","height":"190","author_url":"https://blog.hatena.ne.jp/ngtkana/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.ngtkana.com%2Fentry%2F2020%2F01%2F06%2F012249\" title=\"Codeforces Round 612 (Div.1) \u89e3\u6cd5 - \u30d6\u30ed\u30b0\u540d\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","categories":[],"author_name":"ngtkana","blog_url":"https://blog.ngtkana.com/","provider_url":"https://hatena.blog","title":"Codeforces Round 612 (Div.1) \u89e3\u6cd5","url":"https://blog.ngtkana.com/entry/2020/01/06/012249","description":"\u30b3\u30f3\u30c6\u30b9\u30c8\u30da\u30fc\u30b8 Dashboard - Codeforces Round #612 (Div. 1) - Codeforces \u89e3\u6cd5 A - Garland \u5de6\u304b\u3089\u9806\u306b\u898b\u3066\u3001\u4eca\u307e\u3067\u306b\u5165\u308c\u305f\u5076\u6570\u306e\u6570\u3001\u5947\u6570\u306e\u6570\u3001\u524d\u306e\u9805\u306e\u5076\u5947\u3092\u30ad\u30fc\u3068\u3059\u308b DP \u3092\u3057\u307e\u3059\u3002 B - Numbers on Tree \u540c\u3058\u3082\u306e\u304c\u3042\u308c\u3070\u8449\u5074\u306e\u65b9\u3092\u5fae\u5897\u3059\u308c\u3070\u826f\u3044\u306e\u3067\u3001\u7b54\u3048\u306f distinct \u3060\u3068\u3057\u3066\u3088\u3044\u3067\u3059\u3002 \u6839\u304b\u3089\u9806\u306b\u6c7a\u3081\u3066\u3044\u304d\u307e\u3059\u3002\u4eca\u898b\u3066\u3044\u308b\u9802\u70b9\u306e\u304a\u540d\u524d\u306f x \u3067\u3059\u3002 \u307e\u305a\u306f\u3001\u90e8\u5206\u6728\u306e\u30b5\u30a4\u30ba\u4ee5\u4e0a\u306e c_x \u304c\u6765\u305f\u3089 NO \u3092\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002 \u5c0f\u3055\u3044\u3082\u306e\u3092 x \u306e\u90e8\u5206\u6728\u306b\u4f7f\u3046\u3068\u3057\u3066\u3088\u3044\u306e\u3067\u3001x \u306e\u5024\u306f\u672a\u4f7f\u7528\u306a\u3082\u306e\u306e\u3046\u2026","blog_title":"\u30d6\u30ed\u30b0\u540d","provider_name":"Hatena Blog","published":"2020-01-06 01:22:49"}