{"description":"https://atcoder.jp/contests/math-and-algorithm/tasks/math_and_algorithm_bh\u3053\u308c\u3082\u6570\u3048\u65b9\u306e\u554f\u984c\u3067\u3059\u306d\u3002\u306e\u4fc2\u6570\u306f1\u304ci-1\u500b\u3001-1\u304c(N-i)\u500b\u306a\u306e\u3067\u3001\u5408\u308f\u305b\u3066\u91cd\u307f\u306f(2i-N-1)\u3068\u306a\u308a\u307e\u3059\u3002 // Sum of difference Easy #![allow(non_snake_case)] //////////////////// library //////////////////// fn read<T: std::str::FromStr>() -> T { let mut line = String::new\u2026","title":"\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u6570\u5b66 074","provider_name":"Hatena Blog","type":"rich","image_url":null,"version":"1.0","author_url":"https://blog.hatena.ne.jp/inamori/","provider_url":"https://hatena.blog","author_name":"inamori","height":"190","published":"2023-06-23 19:20:26","categories":[],"width":"100%","blog_title":"inamori\u2019s diary","blog_url":"https://inamori.hateblo.jp/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finamori.hateblo.jp%2Fentry%2F2023%2F06%2F23%2F192026\" title=\"\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u6570\u5b66 074 - inamori\u2019s diary\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://inamori.hateblo.jp/entry/2023/06/23/192026"}