{"image_url":null,"title":"Codeforces ECR #178 : F. Numbers and Strings","version":"1.0","provider_url":"https://hatena.blog","author_name":"kmjp","url":"https://kmjp.hatenablog.jp/entry/2025/09/20/0900","published":"2025-09-20 09:00:00","width":"100%","blog_url":"https://kmjp.hatenablog.jp/","description":"\u3088\u304f\u3053\u3046\u3044\u3046\u554f\u984c\u601d\u3044\u3064\u304f\u306a\u3002 https://codeforces.com/contest/2104/problem/F","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkmjp.hatenablog.jp%2Fentry%2F2025%2F09%2F20%2F0900\" title=\"Codeforces ECR #178 : F. Numbers and Strings - 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>","author_url":"https://blog.hatena.ne.jp/kmjp/","categories":["Codeforces"],"provider_name":"Hatena Blog","height":"190","blog_title":"kmjp's blog"}