{"image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/b/babcs2035/20190113/20190113231604.png","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fbabcs2035.hateblo.jp%2Fentry%2F2019%2F01%2F13%2F231611\" title=\"KEYENCE Programming Contest 2019 / \u30ad\u30fc\u30a8\u30f3\u30b9 \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0 \u30b3\u30f3\u30c6\u30b9\u30c8 2019\uff1aC - Exam and Wizard - \u304d\u308d\u304f\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u554f\u984c \u89e3\u6cd5 \u89e3\u7b54 \u554f\u984c atcoder.jp \u89e3\u6cd5 \u307e\u305a\uff0cA_i < B_i \u306e\u72b6\u6cc1\u3067\u3042\u308b\u3082\u306e\u306f\u5fc5\u305a A_i \u3092 B_i \u307e\u3067\u4e0a\u3052\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\u3067\u3053\u308c\u3089\u306f\u7b54\u3048\u306e\u500b\u6570\u306b\u52a0\u308f\u308b\uff0e \u4e0a\u3052\u308b\u5fc5\u8981\u304c\u3042\u308b\u6e96\u5099\u5ea6\u306e\u7dcf\u548c\u3092 sum \u3068\u3057\uff0c\u6e96\u5099\u5ea6\u304c\u5341\u5206\u3067\u3042\u308b\u3082\u306e\u306e\u4f59\u5270\u5206\uff08B_i - A_i\uff09\u3092\u964d\u9806\u30bd\u30fc\u30c8\u3057\u305f\u3082\u306e\u3092 D \u3068\u3059\u308b\u3068\uff0c D_1 + D_2 + ... + D_k >= sum \u3068\u306a\u308b\u6700\u5c0f\u306e k \u3092\u77e5\u308c\u308c\u3070\u3088\u3044\u3068\u306a\u308b\uff0e\u3053\u306e k \u3092 1 ~ N \u306b\u3064\u3044\u3066\u78ba\u304b\u3081\u3066\u3044\u304d\u6c42\u3081\u308c\u3070\u3088\u3044\uff0e\u7b54\u3048\u306f (\u5fc5\u305a\u6e96\u5099\u5ea6\u3092\u4e0a\u3052\u306a\u3051\u308c\u3070\u3044\u3051\u306a\u3044\u8a66\u9a13\u306e\u6570) + k \u306b\u306a\u308b\uff0eO(NlogN)\uff0e \u89e3\u7b54 atcoder.jp \u4e00\u767a AC\u2026","blog_title":"\u304d\u308d\u304f","author_url":"https://blog.hatena.ne.jp/babcs2035/","provider_url":"https://hatena.blog","height":"190","version":"1.0","provider_name":"Hatena Blog","blog_url":"https://babcs2035.hateblo.jp/","categories":["\u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0","AtCoder 400 \u70b9\u554f\u984c"],"published":"2019-01-13 23:16:11","width":"100%","author_name":"babcs2035","url":"https://babcs2035.hateblo.jp/entry/2019/01/13/231611","title":"KEYENCE Programming Contest 2019 / \u30ad\u30fc\u30a8\u30f3\u30b9 \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0 \u30b3\u30f3\u30c6\u30b9\u30c8 2019\uff1aC - Exam and Wizard"}