{"url":"https://kmjp.hatenablog.jp/entry/2013/02/03/0900","version":"1.0","blog_title":"kmjp's blog","height":"190","published":"2013-02-03 09:00:00","categories":["Codeforces"],"width":"100%","image_url":null,"author_url":"https://blog.hatena.ne.jp/kmjp/","blog_url":"https://kmjp.hatenablog.jp/","provider_url":"https://hatena.blog","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkmjp.hatenablog.jp%2Fentry%2F2013%2F02%2F03%2F0900\" title=\"Codeforces #164 Div2. D. Wall Bars - kmjp&#39;s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_name":"Hatena Blog","description":"\u3055\u3066\u672c\u756a\u89e3\u3051\u306a\u304b\u3063\u305f\u554f\u984cD\u3002 \u5468\u308a\u3092\u898b\u3066\u3082\u3001E\u3088\u308aD\u306e\u65b9\u304c\u6b63\u89e3\u8005\u304c\u5c11\u306a\u3044\u3088\u3046\u3060\u3002 http://www.codeforces.com/contest/268/problem/D \u554f\u984c \u4e2d\u592e\u306e\u68d2\u3092\u53d6\u308a\u56f2\u3080\u3088\u3046\u306b\uff14\u672c\u306e\u811a\u304c\u3042\u308b\u904a\u5177\u304c\u3042\u308b\u3002 1\uff5eN\u306e\u9ad8\u3055\u3067\u3001\u305d\u308c\u305e\u308c\uff11\u672c\u305a\u3064\u4e2d\u592e\u3068\u3044\u305a\u308c\u304b\u306e\u811a\u306b\u68d2\u3092\u6e21\u3059\u3002 \u904a\u5177\u306f\uff14\u672c\u306e\u811a\u306e\u3044\u305a\u308c\u304b\u304c\u68d2\u540c\u58eb\u304cH+1\u4ee5\u4e0a\u96e2\u308c\u3066\u3044\u306a\u3044\u3088\u3046\u306a\u69cb\u6210\u3092\u53d6\u308c\u308b\u3001\u68d2\u306e\u914d\u7f6e\u306e\u6570\u3092\u7b54\u3048\u308b\u3002 \u89e3\u6cd5 \u6700\u521d\uff14\u672c\u306e\u811a\u305d\u308c\u305e\u308c\u3067H+1\u4ee5\u4e0a\u96e2\u308c\u305f\u304b\u3069\u3046\u304b\u304a\u3088\u3073\u4e00\u756a\u8fd1\u3044\u68d2\u306e\u9ad8\u3055\u3092\u899a\u3048\u3066DP\u3057\u3088\u3046\u3068\u3057\u305f\u3002 \u3067\u3082\u3001\uff14\u672c\u306e\u811a\u3067\u68d2\u306e\u9ad8\u3055\u3092\u899a\u3048\u308b\u3068\uff11\u56deO(H^4)\u306e\u8a08\u7b97\u304c\u5fc5\u8981\u306a\u306e\u3067\u3001\u5168\u90e8\u3067O(NH^4)\u3068TLE\u2026","title":"Codeforces #164 Div2. D. Wall Bars","author_name":"kmjp"}