{"url":"https://blog.hamayanhamayan.com/entry/2019/07/08/212955","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.hamayanhamayan.com%2Fentry%2F2019%2F07%2F08%2F212955\" title=\"Virus Tree 2 [AtCoder Beginner Contest 133 E] - \u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"Virus Tree 2 [AtCoder Beginner Contest 133 E]","author_url":"https://blog.hatena.ne.jp/hamayanhamayan/","provider_url":"https://hatena.blog","blog_url":"https://blog.hamayanhamayan.com/","provider_name":"Hatena Blog","version":"1.0","published":"2019-07-08 21:29:55","width":"100%","height":"190","type":"rich","categories":["\u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0"],"blog_title":"\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093","description":"https://atcoder.jp/contests/abc133/tasks/abc133_e \u89e3\u8aac https://atcoder.jp/contests/abc133/submissions/6312375\u6728\u3067mod10^9+7\u306a\u306e\u3067\u3001\u3068\u308a\u3042\u3048\u305a\u6728DP\u3092\u7591\u3046\u3002 dp[cu] := cu\u3092\u6839\u3068\u3059\u308b\u90e8\u5206\u6728\u3067\u306e\u5857\u308a\u65b9\u306e\u7dcf\u6570 \u3053\u308c\u3092\u30d9\u30fc\u30b9\u306b\u307e\u305a\u306f\u8003\u3048\u3066\u307f\u3088\u3046\u3002 \u6b63\u76f4\u3053\u308c\u4ee5\u4e0a\u306f\u72b6\u614b\u3092\u5897\u3084\u305b\u305d\u3046\u306b\u306a\u3044\u3002 \u66f4\u65b0\u3082\u3088\u304f\u3059\u308b\u306e\u3060\u3081\u3063\u307d\u3044\u3002 \u3053\u3063\u3061\u3058\u3083\u306a\u3044\u304b\u3002 \u6728\u3092\u4f7f\u3063\u305f\u554f\u984c\u306fdfs\u3092\u4f7f\u3046\u30d1\u30bf\u30fc\u30f3\u304c\u307b\u3068\u3093\u3069\u306a\u306e\u3067\u3001\u6b21\u306f\u305d\u308c\u3067\u8003\u3048\u308b\u3002 \u5857\u308c\u308b\u7d44\u307f\u5408\u308f\u305b\u306f\u89aa\u306b\u3064\u306a\u304c\u3063\u3066\u3044\u308b\u9802\u70b9\u5206\u306f\u5857\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3055\u305d\u3046\u3002 \u3053\u2026","author_name":"hamayanhamayan","image_url":null}