{"image_url":null,"title":"AtCoder Beginner Contest 300 E","categories":[],"author_url":"https://blog.hatena.ne.jp/inamori/","url":"https://inamori.hateblo.jp/entry/2023/05/02/081043","height":"190","blog_title":"inamori\u2019s diary","author_name":"inamori","blog_url":"https://inamori.hateblo.jp/","provider_url":"https://hatena.blog","description":"https://atcoder.jp/contests/abc300/tasks/abc300_e\u4f8b\u3048\u30706\u306a\u3089\u3001\u78ba\u7387\u3092\u3067\u8868\u3059\u3068\u3059\u308b\u3068\u3001 \u306a\u306e\u3067\u3001 \u3068\u306a\u308a\u307e\u3059\u3002\u4e00\u822c\u306b\u306f\u3001 \u3068\u66f8\u3051\u307e\u3059\u3002\u30e1\u30e2\u3092\u95a2\u6570\u306e\u5916\u306b\u6301\u3064\u306e\u306f\u30af\u30ec\u30fc\u30c8\u3092\u4f7f\u308f\u306a\u3044\u3068\u96e3\u3057\u305d\u3046\u3002 // Dice Product 3 #![allow(non_snake_case)] use std::collections::HashMap; //////////////////// constants //////////////////// const D: u64 = 998244353; //////////////////// library\u2026","provider_name":"Hatena Blog","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finamori.hateblo.jp%2Fentry%2F2023%2F05%2F02%2F081043\" title=\"AtCoder Beginner Contest 300 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>","width":"100%","version":"1.0","published":"2023-05-02 08:10:43"}