{"categories":["\u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0"],"url":"https://blog.hamayanhamayan.com/entry/2019/07/08/212938","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.hamayanhamayan.com%2Fentry%2F2019%2F07%2F08%2F212938\" title=\"Rain Flows into Dams [AtCoder Beginner Contest 133 D] - \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>","author_name":"hamayanhamayan","image_url":null,"provider_name":"Hatena Blog","blog_title":"\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093","description":"https://atcoder.jp/contests/abc133/tasks/abc133_d \u89e3\u8aac https://atcoder.jp/contests/abc133/submissions/6312080\u5404\u5c71\u306bx1, x2, x3, ... \u964d\u3063\u305f\u3068\u3059\u308b\u3002 \u3059\u308b\u3068\u3001\u30c0\u30e0\u306b\u306f(x1+x2)/2=A1\u306e\u3088\u3046\u306b\u6e9c\u307e\u3063\u3066\u3044\u304f\u3002 \u5272\u308a\u7b97\u306f\u9762\u5012\u306a\u306e\u3067\u3001\u5168\u90e8\u4e8c\u500d\u3057\u3066\u304a\u3053\u3046\u3002 1. x1+x2=2A1, 2. x2+x3=2A2, 3. x3+x4=2A3, 4. x4+x5=2A4, ...1. - 2.\u3092\u3059\u308b\u3068\u3001x1-x3=2A1-2A2 \u3053\u308c+3.\u3068\u3059\u308b\u3068\u3001x1+x4=2A1-2A2+2A3 \u2026","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/hamayanhamayan/","width":"100%","published":"2019-07-08 21:29:38","title":"Rain Flows into Dams [AtCoder Beginner Contest 133 D]","blog_url":"https://blog.hamayanhamayan.com/","type":"rich","height":"190","version":"1.0"}