{"description":"https://csacademy.com/contest/round-68/task/triangular-updates/N*N\u306e\u884c\u5217\u304c\u3042\u308a\u3001\u6700\u521d\u306f\u5168\u30660. \u4ee5\u4e0b\u306e\u30af\u30a8\u30ea\u3092Q\u500b\u51e6\u7406\u3057\u305f\u5f8c\u306e\u884c\u5217\u3092\u7b54\u3048\u3088\u3002 \u300c(R,L)\u3092\u5de6\u4e0a\u3068\u3057\u3066\u7e26L,\u6a2aL\u306e\u76f4\u89d2\u4e09\u89d2\u5f62\u306e\u9818\u57df\u306bS\u3092\u8db3\u3059\u300d \uff08\u4f8b\u3092\u898b\u308b\u3068\u5206\u304b\u308a\u3084\u3059\u3044\uff09","image_url":null,"blog_url":"https://blog.hamayanhamayan.com/","version":"1.0","url":"https://blog.hamayanhamayan.com/entry/2018/02/08/024045","author_url":"https://blog.hatena.ne.jp/hamayanhamayan/","type":"rich","provider_name":"Hatena Blog","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.hamayanhamayan.com%2Fentry%2F2018%2F02%2F08%2F024045\" title=\"Triangular Updates [CSAcademy #68 D] - \u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\" 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","blog_title":"\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093","published":"2018-02-08 02:40:45","provider_url":"https://hatena.blog","title":"Triangular Updates [CSAcademy #68 D]","author_name":"hamayanhamayan","categories":["\u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0"]}