{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finamori.hateblo.jp%2Fentry%2F2022%2F09%2F25%2F135904\" title=\"AtCoder Beginner Contest 264 C - 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>","description":"https://atcoder.jp/contests/abc264/tasks/abc264_c\u3069\u3046\u3057\u3066\u3082\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30d9\u30fc\u30b9\u306b\u306a\u308a\u307e\u3059\u306d\u3002 // Matrix Reducing #![allow(non_snake_case)] use itertools::Itertools; type Matrix<T> = Vec<Vec<T>>; fn read<T: std::str::FromStr>() -> T { let mut line = String::new(); std::io::stdin().read_line(&mut line).ok(); line.trim().par\u2026","height":"190","author_url":"https://blog.hatena.ne.jp/inamori/","provider_name":"Hatena Blog","title":"AtCoder Beginner Contest 264 C","blog_title":"inamori\u2019s diary","author_name":"inamori","width":"100%","type":"rich","image_url":null,"url":"https://inamori.hateblo.jp/entry/2022/09/25/135904","published":"2022-09-25 13:59:04","categories":[],"version":"1.0","provider_url":"https://hatena.blog","blog_url":"https://inamori.hateblo.jp/"}