{"provider_name":"Hatena Blog","categories":["ARC"],"url":"https://kmjp.hatenablog.jp/entry/2026/01/15/0900","blog_title":"kmjp's blog","author_name":"kmjp","published":"2026-01-15 09:00:00","title":"AtCoder ARC #212 : F - Add Integer","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkmjp.hatenablog.jp%2Fentry%2F2026%2F01%2F15%2F0900\" title=\"AtCoder ARC #212 : F - Add Integer - 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_url":"https://kmjp.hatenablog.jp/","type":"rich","width":"100%","height":"190","image_url":null,"version":"1.0","author_url":"https://blog.hatena.ne.jp/kmjp/","description":"\u3042\u3068\u5c11\u3057\u3068\u3044\u3046\u3068\u3053\u308d\u3067\u6642\u9593\u5207\u308c\u3002 https://atcoder.jp/contests/arc212/tasks/arc212_f"}