{"published":"2022-11-09 19:41:04","author_name":"inamori","provider_name":"Hatena Blog","width":"100%","height":"190","image_url":null,"url":"https://inamori.hateblo.jp/entry/2022/11/09/194104","provider_url":"https://hatena.blog","title":"AtCoder Beginner Contest 274 D","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finamori.hateblo.jp%2Fentry%2F2022%2F11%2F09%2F194104\" title=\"AtCoder Beginner Contest 274 D - 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>","author_url":"https://blog.hatena.ne.jp/inamori/","description":"https://atcoder.jp/contests/abc274/tasks/abc274_dx\u8ef8\u3068y\u8ef8\u3067\u5206\u3051\u3066\u8003\u3048\u308c\u3070\u3088\u3044\u3067\u3059\u3002 \u3042\u3068\u3001flatten\u304c\u3061\u3083\u3093\u3068\u3042\u308b\u3093\u3067\u3059\u306d\u3002 // Robot Arms 2 #![allow(non_snake_case)] use std::collections::HashSet; fn read<T: std::str::FromStr>() -> T { let mut line = String::new(); std::io::stdin().read_line(&mut line).ok(); line.trim().parse().ok(\u2026","categories":[],"blog_title":"inamori\u2019s diary","type":"rich","blog_url":"https://inamori.hateblo.jp/"}