{"author_name":"inamori","blog_url":"https://inamori.hateblo.jp/","categories":[],"author_url":"https://blog.hatena.ne.jp/inamori/","url":"https://inamori.hateblo.jp/entry/2025/09/21/203527","published":"2025-09-21 20:35:27","type":"rich","image_url":null,"description":"https://atcoder.jp/contests/abc424/tasks/abc424_d1\u884c\u3054\u3068\u306eDP\u306b\u3057\u307e\u3059\u30022\u9032\u6cd5\u3067\u767d\u306b\u5857\u3063\u305f\u30de\u30b9\u30921\u306b\u3057\u307e\u3059\u3002\u305d\u308c\u3092\u72b6\u614b\u3068\u3057\u3066\u3001\u5024\u3092\u767d\u306b\u5857\u3063\u305f\u7b87\u6240\u306e\u500b\u6570\u3067\u3001\u3053\u308c\u3092\u6700\u5c0f\u5316\u3057\u307e\u3059\u3002 // Sum of Subarrays #![allow(non_snake_case)] //////////////////// library //////////////////// fn read<T: std::str::FromStr>() -> T { let mut line = String::new(); std::io::stdin().read_\u2026","provider_name":"Hatena Blog","blog_title":"inamori\u2019s diary","width":"100%","height":"190","title":"AtCoder Beginner Contest 424 D","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finamori.hateblo.jp%2Fentry%2F2025%2F09%2F21%2F203527\" title=\"AtCoder Beginner Contest 424 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>","version":"1.0","provider_url":"https://hatena.blog"}