{"author_url":"https://blog.hatena.ne.jp/inamori/","provider_url":"https://hatena.blog","published":"2025-09-06 12:22:21","version":"1.0","blog_title":"inamori\u2019s diary","title":"AtCoder Beginner Contest 421 E","blog_url":"https://inamori.hateblo.jp/","height":"190","description":"https://atcoder.jp/contests/abc421/tasks/abc421_e\u4eca\u306e\u30c0\u30a4\u30b9\u306e\u72b6\u614b\u3092\u30ad\u30fc\u30d7\u3057\u305f\u30c0\u30a4\u30b9\u306f\u9762\u306e\u6570\u3092\u8ca0\u306b\u3057\u305f\u6570\u3067\u8868\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u30bd\u30fc\u30c8\u3057\u3066\u72b6\u614b\u6570\u3092\u6e1b\u3089\u3057\u307e\u3059\u3002\u30de\u30b9\u30af\u304c32\u901a\u308a\u3042\u308b\u306e\u3067\u3001\u305d\u306e\u4e2d\u3067\u6700\u5927\u5024\u3092\u9078\u3073\u307e\u3059\u3002\u9006\u304b\u3089\u8fbf\u3063\u3066\u89e3\u7b54\u3092\u5f97\u307e\u3059\u3002 // Yacht #![allow(non_snake_case)] use std::collections::{HashSet, HashMap}; //////////////////// library //////////////////// fn read<T: std::str::FromStr>() -\u2026","provider_name":"Hatena Blog","author_name":"inamori","url":"https://inamori.hateblo.jp/entry/2025/09/06/122221","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finamori.hateblo.jp%2Fentry%2F2025%2F09%2F06%2F122221\" title=\"AtCoder Beginner Contest 421 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>","image_url":null,"width":"100%","type":"rich","categories":[]}