{"author_url":"https://blog.hatena.ne.jp/inamori/","type":"rich","description":"https://atcoder.jp/contests/abc299/tasks/abc299_e\u6700\u521d\u306b\u5168\u90e8\u9ed2\u306b\u3057\u3066\u3001d\u3088\u308a\u5185\u5074\u306f\u5168\u3066\u767d\u304f\u3057\u307e\u3059\u3002\u305d\u3053\u3067\u3001d\u306e\u3068\u3053\u308d\u304c\u5168\u3066\u767d\u3067\u306a\u3044\u304b\u3092\u8abf\u3079\u307e\u3059\u3002\u7c21\u5358\u305d\u3046\u3067\u3059\u304c\u3001\u30c8\u30e9\u30c3\u30d7\u304c\u3042\u308a\u307e\u3059\u3002 // Nearest Black Vertex #![allow(non_snake_case)] use std::collections::{VecDeque, HashSet, HashMap}; //////////////////// library //////////////////// fn read<T: std::str::FromStr>() -\u2026","categories":[],"title":"AtCoder Beginner Contest 299 E","blog_url":"https://inamori.hateblo.jp/","author_name":"inamori","width":"100%","blog_title":"inamori\u2019s diary","published":"2023-04-25 18:04:53","height":"190","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finamori.hateblo.jp%2Fentry%2F2023%2F04%2F25%2F180453\" title=\"AtCoder Beginner Contest 299 E - 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>","version":"1.0","url":"https://inamori.hateblo.jp/entry/2023/04/25/180453","provider_name":"Hatena Blog","image_url":null}