{"author_url":"https://blog.hatena.ne.jp/potetisensei/","published":"2016-10-24 01:06:13","title":"Codeforces Round #177 (Div. 1)","height":"190","author_name":"potetisensei","provider_name":"Hatena Blog","categories":[],"provider_url":"https://hatena.blog","type":"rich","description":"codeforces.com \u53d7\u9a13\u7d42\u308f\u3063\u3066\u521d\u56devirtual\u30023\u5b8c\u3002\u8f9b\u3044\u3002 A. k\u7a2e\u985e\u306e\u5c0f\u6587\u5b57\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u304b\u3089\u6210\u308b\u3061\u3087\u3046\u3069\u9577\u3055n\u306e\u6587\u5b57\u5217\u3067\u3042\u3063\u3066\u3001\u96a3\u308a\u5408\u3046\u6587\u5b57\u304c\u5168\u3066\u7570\u306a\u308b\u3082\u306e\u306e\u5185\u3001\u8f9e\u66f8\u9806\u6700\u5c0f\u306e\u3082\u306e\u306f\u4f55\u304b\u3002 \u6d41\u77f3\u306ba\u304b\u3089\u59cb\u307e\u308b\u306e\u304c\u8f9e\u66f8\u9806\u6700\u5c0f\u3067\u3001\u6b21\u306f\u96a3\u308a\u5408\u3046\u6587\u5b57\u306f\u7570\u306a\u3063\u3066\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u304b\u3089b\u3067\u3001\u6b21\u306fa\u3067\u3068\u8003\u3048\u308b\u3068\u3001ababab...\u3068\u306a\u308b\u3002\u5f8c\u306f\u672b\u5c3e\u306bk-2\u7a2e\u985e\u306e\u6587\u5b57\u3001\u305d\u308c\u3082\u8f9e\u66f8\u9806\u6700\u5c0f\u306a\u306e\u3067\u5f53\u7136'c' ~ 'c'+k-3\u3092\u767b\u5834\u3055\u305b\u308b\u3068\u826f\u3044\u3051\u3069\u3001\u3061\u3087\u3063\u3068\u5b9f\u88c5\u304c\u3060\u308b\u3044\u3002k=1\u3068\u304b\u306b\u6c17\u3092\u3064\u3051\u308b B. \u03c3\u306fS={1,..., n}\u306eS\u2192S\u306a\u5199\u50cf\u3067\u3042\u3063\u3066\u3001\u300c\u2200t(1 <= t <= k)\u306b\u3064\u3044\u3066\u2203x(x\u2208\u2026","blog_url":"https://potetisensei.hatenablog.com/","width":"100%","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fpotetisensei.hatenablog.com%2Fentry%2F2016%2F10%2F24%2F010613\" title=\"Codeforces Round #177 (Div. 1) - \u751f\u304d\u305f\u3044\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://potetisensei.hatenablog.com/entry/2016/10/24/010613","version":"1.0","blog_title":"\u751f\u304d\u305f\u3044"}