{"title":"Anti-Division [AtCoder Beginner Contest 131 C]","type":"rich","description":"https://atcoder.jp/contests/abc131/tasks/abc131_c \u89e3\u8aac https://atcoder.jp/contests/abc131/submissions/6076233\u5e38\u5957\u30c6\u30af\u3068\u3057\u3066\u300c\u533a\u9593[a,b]\u306e\u500b\u6570\u306f\u533a\u9593[1,b]\u306e\u500b\u6570-\u533a\u9593[1,a)\u306e\u500b\u6570\u300d\u3068\u3044\u3046\u306e\u304c\u3042\u308b\u3002 \uff08\u4eca\u65e5\u306e\u5317\u9678\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u52c9\u5f37\u4f1a\u3067torus\u3055\u3093\u304c\u8a00\u3063\u3066\u305f\u3084\u3064\u65e9\u901f\u51fa\u305f\uff09 f(x) := \u533a\u9593[1,x]\u306e\u6574\u6570\u306e\u3046\u3061\u3001C\u3067\u3082D\u3067\u3082\u5272\u308a\u5207\u308c\u306a\u3044\u3082\u306e\u306e\u500b\u6570 \u3053\u308c\u3092\u4f5c\u308b\u3053\u3068\u304c\u3067\u304d\u308c\u3070\u3001f(B)-(A-1)\u304c\u7b54\u3048\u3002 C\u3067\u3082D\u3067\u3082\u5272\u308a\u5207\u308c\u306a\u3044\u3068\u3044\u3046\u306e\u304c\u82e5\u5e72\u5384\u4ecb\u3002 \u5272\u308a\u5207\u308c\u306a\u3044\u3068\u3044\u3046\u306e\u304c\u5384\u4ecb\u306a\u306e\u3067\u2026","published":"2019-06-22 22:56:06","width":"100%","categories":["\u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0"],"author_name":"hamayanhamayan","url":"https://blog.hamayanhamayan.com/entry/2019/06/22/225606","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.hamayanhamayan.com%2Fentry%2F2019%2F06%2F22%2F225606\" title=\"Anti-Division [AtCoder Beginner Contest 131 C] - \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>","image_url":null,"provider_name":"Hatena Blog","blog_url":"https://blog.hamayanhamayan.com/","provider_url":"https://hatena.blog","version":"1.0","blog_title":"\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093","author_url":"https://blog.hatena.ne.jp/hamayanhamayan/"}