{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finamori.hateblo.jp%2Fentry%2F2023%2F08%2F20%2F192843\" title=\"AtCoder Beginner Contest 315 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>","provider_name":"Hatena Blog","height":"190","categories":[],"version":"1.0","title":"AtCoder Beginner Contest 315 D","blog_title":"inamori\u2019s diary","image_url":null,"provider_url":"https://hatena.blog","blog_url":"https://inamori.hateblo.jp/","url":"https://inamori.hateblo.jp/entry/2023/08/20/192843","published":"2023-08-20 19:28:43","type":"rich","author_url":"https://blog.hatena.ne.jp/inamori/","width":"100%","author_name":"inamori","description":"https://atcoder.jp/contests/abc315/tasks/abc315_d\u984c\u610f\u3069\u304a\u308a\u306b\u7d44\u3081\u3070\u3044\u3044\u3060\u3051\u3067\u3059\u304c\u3001Rust\u3060\u3068\u3081\u3093\u3069\u3046\u3067\u3059\u306d\u3002 // Magical Cookies #![allow(non_snake_case)] use std::collections::HashMap; //////////////////// library //////////////////// fn read<T: std::str::FromStr>() -> T { let mut line = String::new(); std::io::stdin().read_li\u2026"}