{"provider_url":"https://hatena.blog","provider_name":"Hatena Blog","blog_url":"https://kmjp.hatenablog.jp/","url":"https://kmjp.hatenablog.jp/entry/2025/08/07/0900","title":"AtCoder ARC #203 : E - Tile Grid with One Hole","author_url":"https://blog.hatena.ne.jp/kmjp/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkmjp.hatenablog.jp%2Fentry%2F2025%2F08%2F07%2F0900\" title=\"AtCoder ARC #203 : E - Tile Grid with One Hole - 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_title":"kmjp's blog","image_url":null,"description":"\u3082\u3063\u3068\u8907\u96d1\u306a\u89e3\u6cd5\u304b\u3068\u601d\u3063\u305f\u3089\u610f\u5916\u306b\u30b7\u30f3\u30d7\u30eb\u3060\u3063\u305f\u3002 https://atcoder.jp/contests/arc203/tasks/arc203_e","author_name":"kmjp","height":"190","type":"rich","version":"1.0","width":"100%","published":"2025-08-07 09:00:00","categories":["ARC"]}