{"id":81,"date":"2011-09-30T21:21:53","date_gmt":"2011-09-30T12:21:53","guid":{"rendered":"http:\/\/tech.fuqinho.net\/?p=81"},"modified":"2011-09-30T21:21:53","modified_gmt":"2011-09-30T12:21:53","slug":"google-code-jam-japan-2011-%e7%b7%b4%e7%bf%92%e5%95%8f%e9%a1%8c%e8%a7%a3%e3%81%84%e3%81%9f","status":"publish","type":"post","link":"https:\/\/tech.fuqinho.net\/?p=81","title":{"rendered":"Google Code Jam Japan 2011 \u7df4\u7fd2\u554f\u984c\u89e3\u3044\u305f"},"content":{"rendered":"

\t\t\t\t\u3061\u3083\u3093\u30683\u3064\u3068\u3082\u89e3\u3044\u305f\uff01
\n\u3053\u308c\u3067\u4e88\u9078\u306e\u6e96\u5099\u306f\u4e07\u7aef\u2026\u3000\u3060\u3068\u3044\u3044\u306a\u3002<\/p>\n

\u66f8\u3044\u305f\u30b3\u30fc\u30c9\u306f\u3053\u3063\u3061(GitHub)<\/a>\u3067\u3059\u3002\u4ee5\u4e0b\u306f\u7c21\u5358\u306a\u89e3\u8aac\u3002<\/p>\n

A: \u6570\u73e0\u3064\u306a\u304e<\/h3>\n

\u30b9\u30ca\u30c3\u30d1\u30fc\u306eOFF\/ON\u72b6\u614b\u30920\/1\u3067\u8868\u3059\u3068\u3001 0000 -> 0001 -> 0010 -> 0011 -> 0100 \u307f\u305f\u3044\u306b\u306a\u3063\u3066\u3066\u3001\u5897\u3048\u3066\u3044\u304f2\u9032\u6570\u3068\u540c\u3058\u5f62\u306b\u306a\u308b\u306e\u3067\u3001K\u306e\u6570\u30922\u9032\u6570\u8868\u73fe\u3057\u305f\u3068\u304d\u306b\u4e0b\u4f4dN\u30d3\u30c3\u30c8\u304c\u7acb\u3063\u3066\u3044\u308b\u304b\u3092\u8abf\u3079\u308c\u3070OK.<\/p>\n

B: \u6570\u306e\u96c6\u5408<\/h3>\n

\u591a\u52062\u3064\u77e5\u3063\u3066\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u3053\u3068\u304c\u3042\u308b\u3068\u601d\u3046\u30021\u3064\u306f\u7d20\u6570\u306e\u30ea\u30b9\u30c8\u306e\u4f5c\u308a\u65b9\u3067\u3001\u3053\u308c\u306f\u30a8\u30e9\u30c8\u30b9\u30c6\u30cd\u30b9\u306e\u3075\u308b\u3044\u3063\u3066\u3044\u3046\u306e\u3092\u4f7f\u3063\u305f\u3002\u3082\u3046\u4e00\u3064\u306f\u96c6\u5408\u3092\u52b9\u7387\u3088\u304f\u7d50\u5408\u3057\u3066\u3044\u304f\u65b9\u6cd5\u3067\u3001Union-Find\u3063\u3066\u3044\u3046\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u304c\u6709\u540d\u3089\u3057\u3044\u3002\u30c1\u30e3\u30ec\u30f3\u30b8\u30d6\u30c3\u30af\u3067\u7fd2\u3063\u305f\u3002\u305d\u306e\uff12\u3064\u304c\u4f7f\u3048\u308c\u3070\u3001\u3042\u3068\u306fP\u4ee5\u4e0a\u306e\u7d20\u6570\u3054\u3068\u306b\u533a\u9593\u5185\u304b\u3089\u305d\u306e\u7d20\u6570\u306e\u500d\u6570\u3092\u63a2\u3057\u3066\u3001\u5c5e\u3057\u3066\u308b\u96c6\u5408\u3092\u7d50\u5408\u3057\u3066\u3044\u304f\u3060\u3051\u3002\u533a\u9593\u306e\u9577\u3055\u3092\u8d85\u3048\u308b\u7d20\u6570\u306f2\u3064\u4ee5\u4e0a\u500d\u6570\u304c\u898b\u3064\u304b\u308b\u53ef\u80fd\u6027\u304c\u7121\u3044\u306e\u3067\u7528\u306f\u7121\u3044\u3067\u3059\u3002<\/p>\n

C: \u904a\u5712\u5730<\/h3>\n

\u8a08\u7b97\u7d50\u679c\u3092\u30e1\u30e2\u3057\u3066\u304a\u304f\u5de5\u592b\u3068\u5468\u671f\u7684\u306a\u52d5\u304d\u3092\u5229\u7528\u3059\u308b\u5de5\u592b\u3067\u8a08\u7b97\u91cf\u3092\u6e1b\u3089\u305b\u308b\u554f\u984c\u3002\u300ci\u30b0\u30eb\u30fc\u30d7\u76ee\u304c\u5148\u982d\u306e\u72b6\u614b\u3067\u30b3\u30fc\u30b9\u30bf\u30fc\u304c\u6765\u305f\u3089\u3001\u4f55\u4eba\u4e57\u308c\u3066\u3001\u6b21\u306f\u3069\u306e\u30b0\u30eb\u30fc\u30d7\u304c\u5148\u982d\u306b\u306a\u308b\u306e\u304b\u300d\u3092\u5148\u306b\u8a08\u7b97\u3057\u3066\u304a\u3044\u3066\u518d\u5229\u7528\u3059\u308b\u65b9\u6cd5\u3067large\u304c10\u79d2\u304f\u3089\u3044\u3002\u300ci\u30b0\u30eb\u30fc\u30d7\u76ee\u304c\u5148\u982d\u306e\u72b6\u614b\u304b\u3089\u3044\u304f\u3064\u304b\u30b3\u30fc\u30b9\u30bf\u30fc\u304c\u6765\u305f\u3089\u307e\u305fi\u30b0\u30eb\u30fc\u30d7\u76ee\u304c\u5148\u982d\u306b\u306a\u3063\u305f\u300d\u3068\u3044\u3046\u30eb\u30fc\u30d7\u72b6\u614b\u3092\u898b\u3064\u3051\u3066\u3001\u305d\u306e\u90e8\u5206\u306e\u8a08\u7b97\u3092\u306f\u3057\u3087\u308b\u3068\u3001large\u304c0.05\u79d2\u304f\u3089\u3044\u3067\u3057\u305f\u3002<\/p>\n

\u89e3\u304f\u306e\u6642\u9593\u304b\u304b\u3063\u305f\u3051\u3069\u3001\u52c9\u5f37\u306b\u306a\u308b\u306a\u3041<\/p>\n

<\/a>\"\"<\/p>\n","protected":false},"excerpt":{"rendered":"

\u3061\u3083\u3093\u30683\u3064\u3068\u3082\u89e3\u3044\u305f\uff01 \u3053\u308c\u3067\u4e88\u9078\u306e\u6e96\u5099\u306f\u4e07\u7aef\u2026\u3000\u3060\u3068\u3044\u3044\u306a\u3002 \u66f8\u3044\u305f\u30b3\u30fc\u30c9\u306f\u3053\u3063\u3061(GitHub)\u3067\u3059\u3002\u4ee5\u4e0b\u306f\u7c21\u5358\u306a\u89e3\u8aac\u3002 A: \u6570\u73e0\u3064\u306a\u304e \u30b9\u30ca\u30c3\u30d1\u30fc\u306eOFF\/ON\u72b6\u614b\u30920\/1\u3067\u8868\u3059\u3068\u3001 0000 -> 00 … \u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"footnotes":""},"categories":[2],"tags":[5,7],"class_list":["post-81","post","type-post","status-publish","format-standard","hentry","category-2","tag-cpp","tag-googlecodejam"],"yoast_head":"\nGoogle Code Jam Japan 2011 \u7df4\u7fd2\u554f\u984c\u89e3\u3044\u305f - Happy Coder<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/tech.fuqinho.net\/?p=81\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Google Code Jam Japan 2011 \u7df4\u7fd2\u554f\u984c\u89e3\u3044\u305f - 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