{"image_url":null,"height":"190","author_name":"mmxsrup","blog_url":"https://mmxsrup.hatenablog.com/","author_url":"https://blog.hatena.ne.jp/mmxsrup/","url":"https://mmxsrup.hatenablog.com/entry/2016/09/14/102929","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmmxsrup.hatenablog.com%2Fentry%2F2016%2F09%2F14%2F102929\" title=\"yukicoder No.153 \u77f3\u306e\u5c71 - srup\u306e\u30e1\u30e2\u5e33\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","published":"2016-09-14 10:29:29","blog_title":"srup\u306e\u30e1\u30e2\u5e33","width":"100%","title":"yukicoder No.153 \u77f3\u306e\u5c71","type":"rich","version":"1.0","categories":["yukicoder","Grundy\u6570","Nim"],"description":"\u554f\u984c \u554f\u984c\u6982\u8981 \u7701\u7565 \u89e3\u6cd5 grundy\u6570\u3092\u30e1\u30e2\u304b\u518d\u8d77\u3067\u6c42\u3081\u308b\u3053\u3068\u306b\u3057\u305f\u3002 \u3053\u306e\u554f\u984c\u306f\u5c71\u304c\u5206\u88c2\u3057\u3066\u3044\u304f\u304c\u3001\u5c71\u304c\u4e00\u500b\u306e\u6642\u306egrundy\u6570\u3092xor\u3068\u308b\u3060\u3051\u3067\u3001\u8907\u6570\u306e\u30b2\u30fc\u30e0\u304c\u5408\u308f\u3055\u3063\u305f\u72b6\u614b\u306egrundy\u6570\u3092\u8003\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u87fb\u672cp284\u306b\u66f8\u3044\u3066\u3042\u308b\u3002 grundy\u6570\u306e\u6c42\u3081\u65b9\u3060\u304c\u3001 grundy\u6570\u306f -\u8ca0\u3051\u306e\u72b6\u614b\u30670 -\u9077\u79fb\u5148\u306eGrundy\u6570\u306b\u542b\u307e\u308c\u306a\u3044\u6700\u5c0f\u306e\u6574\u6570 \u306a\u306e\u3067\u3001\u72b6\u614b\u9077\u79fb\u5148\u3092\u5217\u6319\u3057\u3066\u3044\u304d\u3001\u6700\u5c0f\u306egrundy\u6570\u3092\u6c42\u3081\u306b\u884c\u3051\u3070\u3044\u3044\u3002 \u8ca0\u3051\u72b6\u614b\u306f\u4e00\u3064\u306e\u5c71\u306b\u3064\u3044\u3066\u307f\u308c\u3070\u3001\u77f3\u304c\u4e00\u3064\u3067\u56de\u3063\u3066\u304d\u305f\u6642\u3060\u304b\u3089\u3001x=1\u306e\u6642\u3001grundy\u6570=0\u3068\u3059\u308c\u3070\u3044\u3044\u3002 \u30df\u30b9 \u554f\u984c\u6587\u901a\u308a\u306b\u5b9f\u88c5\u3057\u305f\u611f\u3058\u3002\u306a\u3093\u304b\u30d7\u30ed\u305f\u3061\u306e\u30b3\u30fc\u2026","provider_name":"Hatena Blog"}