{"author_name":"kmjp","provider_url":"https://hatena.blog","url":"https://kmjp.hatenablog.jp/entry/2025/07/12/0930","blog_url":"https://kmjp.hatenablog.jp/","width":"100%","title":"yukicoder : No.3199 Key-Door Grid","blog_title":"kmjp's blog","categories":["yukicoder"],"description":"\u3053\u308c\u306f\u304b\u306a\u308a\u30aa\u30fc\u30bd\u30c9\u30c3\u30af\u30b9\u3002 https://yukicoder.me/problems/no/3199","version":"1.0","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkmjp.hatenablog.jp%2Fentry%2F2025%2F07%2F12%2F0930\" title=\"yukicoder : No.3199 Key-Door Grid - 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","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/kmjp/","type":"rich","published":"2025-07-12 09:30:00"}