{"width":"100%","author_url":"https://blog.hatena.ne.jp/inamori/","categories":[],"published":"2023-07-31 21:20:01","height":"190","provider_url":"https://hatena.blog","version":"1.0","url":"https://inamori.hateblo.jp/entry/2023/07/31/212001","title":"AtCoder Beginner Contest 312 D","type":"rich","blog_url":"https://inamori.hateblo.jp/","image_url":null,"blog_title":"inamori\u2019s diary","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finamori.hateblo.jp%2Fentry%2F2023%2F07%2F31%2F212001\" title=\"AtCoder Beginner Contest 312 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>","description":"https://atcoder.jp/contests/abc312/tasks/abc312_dDP\u3067\u3059\u306d\u3002'('\u304c\u51fa\u3066\u304d\u305f\u3089\u53f3\u306b\u9032\u3093\u3067\u3001')'\u304c\u51fa\u3066\u304d\u305f\u3089\u4e0a\u306b\u9032\u307f\u307e\u3059\u3002'?'\u306a\u3089\u3069\u3061\u3089\u306b\u3082\u9032\u3081\u307e\u3059\u3002 // Count Bracket Sequences #![allow(non_snake_case)] use std::cmp::min; //////////////////// constants //////////////////// const D: u64 = 998244353; //////////////////// library ///////////////////\u2026","author_name":"inamori"}