{"title":"2021-05-20 (\u6728)","provider_name":"Hatena Blog","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkoba-e964.hatenablog.com%2Fentry%2F2021%2F05%2F21%2F012149\" title=\"2021-05-20 (\u6728) - koba-e964\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/koba-e964/","published":"2021-05-21 01:21:49","blog_title":"koba-e964\u306e\u65e5\u8a18","type":"rich","image_url":null,"provider_url":"https://hatena.blog","categories":[],"url":"https://koba-e964.hatenablog.com/entry/2021/05/21/012149","height":"190","blog_url":"https://koba-e964.hatenablog.com/","author_name":"koba-e964","version":"1.0","description":"\u7af6\u30d7\u30ed \u4eac\u90fd\u5927\u5b66\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b3\u30f3\u30c6\u30b9\u30c82012 - AtCoder: J \u3092\u89e3\u3044\u305f\u3002 J: \u30cd\u30bf\u30d0\u30ec\u2192\u6700\u9069\u4e8c\u5206\u63a2\u7d22\u6728\u306e\u69cb\u7bc9\u3068\u540c\u69d8\u306b Knuth-Yao speedup \u3067 O(n^2) \u6642\u9593\u3002\u2190\u30cd\u30bf\u30d0\u30ec Indeed\u306a\u3046\uff08\u30aa\u30fc\u30d7\u30f3\u30b3\u30f3\u30c6\u30b9\u30c8\uff09 - AtCoder: F \u3092\u89e3\u8aac AC \u3057\u305f\u3002 F: \u30cd\u30bf\u30d0\u30ec\u2192\u611a\u76f4\u306f\u30d5\u30ed\u30fc\u306b\u5e30\u7740\u3002\u6e80\u70b9\u89e3\u6cd5\u306f\u30d5\u30ed\u30fc\u89e3\u6cd5\u306b\u5bfe\u3057\u3066\u7d50\u5a5a\u5b9a\u7406\u3092\u9069\u7528\u3057\u3066\u305d\u308c\u305e\u308c\u306e\u597d\u307f\u306e\u4eba\u6570\u306e\u6761\u4ef6\u3092\u5f97\u3066\u30014 + 3 \u3067\u5206\u5272\u3057\u3066\u534a\u5206\u5168\u5217\u6319\u306e\u3088\u3046\u306b\u5206\u3051\u3066\u8a08\u7b97\u3059\u308b\u3002\u2190\u30cd\u30bf\u30d0\u30ec"}