{"blog_url":"https://inamori.hateblo.jp/","version":"1.0","height":"190","provider_url":"https://hatena.blog","published":"2022-07-28 08:17:57","url":"https://inamori.hateblo.jp/entry/2022/07/28/081757","author_url":"https://blog.hatena.ne.jp/inamori/","title":"AtCoder Beginner Contest 259 B","categories":[],"type":"rich","blog_title":"inamori\u2019s diary","author_name":"inamori","provider_name":"Hatena Blog","width":"100%","description":"https://atcoder.jp/contests/abc259/tasks/abc259_bsin/cos\u306f let x = a * rad.cos() - b * rad.sin(); let y = a * rad.sin() + b * rad.cos(); \u3053\u3046\u306a\u3093\u3067\u3059\u306d\u3048\u3002 // Counterclockwise Rotation #![allow(non_snake_case)] use std::f64::consts::PI; fn read<T: std::str::FromStr>() -> T { let mut line = String::new(); std:\u2026","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finamori.hateblo.jp%2Fentry%2F2022%2F07%2F28%2F081757\" title=\"AtCoder Beginner Contest 259 B - 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>"}