{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkmjp.hatenablog.jp%2Fentry%2F2025%2F05%2F23%2F0930\" title=\"yukicoder : No.3121 Prime Dance - 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>","provider_url":"https://hatena.blog","categories":["yukicoder"],"title":"yukicoder : No.3121 Prime Dance","blog_url":"https://kmjp.hatenablog.jp/","version":"1.0","type":"rich","width":"100%","blog_title":"kmjp's blog","description":"\u610f\u5916\u306b\u30b3\u30fc\u30c9\u91cf\u5897\u3048\u305f\u3002 https://yukicoder.me/problems/no/3121","image_url":null,"height":"190","author_name":"kmjp","published":"2025-05-23 09:30:00","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/kmjp/","url":"https://kmjp.hatenablog.jp/entry/2025/05/23/0930"}