{"version":"1.0","author_url":"https://blog.hatena.ne.jp/hamayanhamayan/","description":"http://codeforces.com/contest/896/problem/Af[0] = What are you doing at the end of the world? Are you busy? Will you save us? f[i] = What are you doing while sending \"f[i - 1]\"? Are you busy? Will you send \"f[i - 1]\"? \u306e\u6f38\u5316\u5f0f\u3067\u8868\u73fe\u3055\u308c\u308b\u6587\u5b57\u5217\u304c\u3042\u308b\u3002Q\u500b\u306e\u4ee5\u4e0b\u306e\u30af\u30a8\u30ea\u306e\u7d50\u679c\u3092\u7e4b\u3052\u305f\u6587\u5b57\u5217\u3092\u7b54\u3048\u3088\u3002 f[n]\u306ek\u756a\u76ee\u306e\u6587\u5b57\u3092\u7b54\u3048\u308b\uff08k\u304c\u6587\u5b57\u9577\u3092\u8d85\u3048\u3066\u3044\u308b\u5834\u5408\u306f'.'\u3068\u7b54\u3048\u308b\uff09","width":"100%","blog_url":"https://blog.hamayanhamayan.com/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.hamayanhamayan.com%2Fentry%2F2017%2F12%2F03%2F013014\" title=\"Nephren gives a riddle [Codeforces Round #449 A] - \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":"Nephren gives a riddle [Codeforces Round #449 A]","image_url":null,"provider_name":"Hatena Blog","height":"190","blog_title":"\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093","type":"rich","categories":["\u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0"],"author_name":"hamayanhamayan","url":"https://blog.hamayanhamayan.com/entry/2017/12/03/013014","provider_url":"https://hatena.blog","published":"2017-12-03 01:30:14"}