{"id":768,"date":"2013-07-10T05:27:56","date_gmt":"2013-07-09T21:27:56","guid":{"rendered":"http:\/\/www.shuizilong.com\/house\/?p=768"},"modified":"2013-07-10T09:09:15","modified_gmt":"2013-07-10T01:09:15","slug":"bzoj-3083-%e9%81%a5%e8%bf%9c%e7%9a%84%e5%9b%bd%e5%ba%a6","status":"publish","type":"post","link":"https:\/\/www.shuizilong.com\/house\/archives\/bzoj-3083-%e9%81%a5%e8%bf%9c%e7%9a%84%e5%9b%bd%e5%ba%a6\/","title":{"rendered":"BZOJ 3083. \u9065\u8fdc\u7684\u56fd\u5ea6"},"content":{"rendered":"<h3>Brief description: <\/h3>\n<p>&#8230; \u52a8\u6001\u7ef4\u62a4\u4e00\u68f5\u70b9\u6743\u6709\u6839\u6811\u3002\u3002\u652f\u6301\u4ee5\u4e0b\u64cd\u4f5c\uff1a<\/p>\n<ul>\n<code>1 u<\/code>: \u6362\u6839\u3002<br \/>\n<code>2 x y v<\/code>: \u5c06 <code>x->y<\/code> \u7684\u8def\u5f84\u4e0a\u7684\u70b9\u6743\u5168\u90e8\u4fee\u6539\u4e3a <code>v<\/code><br \/>\n<code>3 u<\/code>: \u8be2\u95ee <code>u<\/code> \u4e3a\u6839\u7684\u5b50\u6811\u5185\u7684\u6700\u5c0f\u503c\u3002\n<\/ul>\n<p><!--more--><\/p>\n<h3>Analysis: <\/h3>\n<p>\u3002\u3002\u539f\u751f\u52a8\u6001\u6811\u65e0\u6cd5\u652f\u6301\u5b50\u6811\u64cd\u4f5c\uff0cDFS() \u5e8f\u5217\u65e0\u6cd5\u652f\u6301\u8def\u5f84\u64cd\u4f5c\u3002\u3002\u3002<br \/>\n&#8230; \u4f46\u662f\u6811\u94fe\u5256\u5206\u540e\uff0c\u4e00\u6bb5\u8def\u5f84\u5728 DFS() \u5e8f\u5217\u4e2d\u88ab\u5206\u5272\u6210\u4e0d\u8d85\u8fc7 logn \u6bb5\u533a\u95f4\u3002\u3002\u3002\u3002<br \/>\n\u3002\u3002\u56e0\u6b64\u53ef\u4ee5\u76f4\u63a5\u7528 DFS() \u5e8f\u5217\u505a\u3002\u3002<\/p>\n<p>\u81f3\u4e8e\u6362\u6839\u64cd\u4f5c\u3002\u3002\u3002\u4ee5\u4e0b\u6765\u81ea<a href=\"http:\/\/acm.uestc.edu.cn\/bbs\/read.php?tid=5178\">\u4f55\u8001\u5e08\u7684\u539f\u6587\u3002\u3002\u3002<\/a><\/p>\n<blockquote><p>PS\uff1a\u5bf9\u4e8e\u6362\u6839\uff0cETT\u4e0d\u7528\u6362\u6839\u7684\uff0c\u5bf9\u4e8e\u8981\u6362\u6839\u7684\u9898\uff0c\u53ef\u4ee5\u8fd9\u4e48\u8003\u8651\uff0c\u67e5\u8be2u\u7684\u65f6\u5019\uff0c\u5982\u679c\u65b0\u7684\u6839\u5728u\u7684\u4e0a\u65b9\uff0cu\u7684\u5b50\u6811\u5c31\u662f\u539f\u6765\u90a3\u4e2a\u5b50\u6811\uff0c\u5982\u679c\u65b0\u7684\u6839\u662fu\uff0c\u5c31\u662f\u6574\u4e2a\u6811\uff0c\u5982\u679c\u65b0\u7684\u6839v\u662f\u5728u\u4e0b\u9762\uff0c\u53ea\u8981\u627e\u5230u\u5230v\u8def\u5f84\u4e0a\u7684\u7b2c\u4e00\u4e2a\u7ed3\u70b9\uff0c\u4e5f\u5c31\u662fu\u7684\u5b69\u5b50\uff0cu\u65b0\u7684\u5b50\u6811\u5c31\u662f\u53bb\u6389\u8fd9\u4e2a\u70b9\u6240\u5728\u5b50\u6811\u5269\u4e0b\u7684\u90a3\u4e9b\u3002<\/p><\/blockquote>\n<p>\u867d\u7136\u4ee5\u4e0a\u662f\u5728\u8bf4 ETT\u3002\u3002\u4f46\u662f\u8fd9\u91cc\u4e5f\u662f\u4e00\u6837\u7684\u3002\u3002\uff09<\/p>\n<p><a href=\"https:\/\/gist.github.com\/lychees\/5960424\">https:\/\/gist.github.com\/lychees\/5960424<\/a><\/p>\n<p>\u3002\u3002\u3002\u53e6\u3002BZOJ \u4e0a\u6570\u636e\u592a\u5927 cin \u4f1a RE\u3002\u3002\uff08\u4f3c\u4e4e\u662f HUSTOJ \u7684 judge \u9650\u5236\u4e86 xxxx \u7684\u8c03\u7528\u6b21\u6570\u3002\uff1f\u3002\u3002<br \/>\n\u4e0d\u6df1\u7a76\u3002\u3002\u53c2\u89c1 <a href=\"https:\/\/gist.github.com\/lychees\/5958321\">https:\/\/gist.github.com\/lychees\/5958321<\/a><\/p>\n<h3>External link: <\/h3>\n<p><a href=\"http:\/\/www.lydsy.com\/JudgeOnline\/problem.php?id=3083\">http:\/\/www.lydsy.com\/JudgeOnline\/problem.php?id=3083<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Brief description: &#8230; \u52a8\u6001\u7ef4\u62a4\u4e00\u68f5\u70b9\u6743\u6709\u6839\u6811\u3002\u3002\u652f\u6301\u4ee5\u4e0b\u64cd\u4f5c\uff1a 1 u: \u6362\u6839\u3002 2 x y v: \u5c06 x->y \u7684\u8def\u5f84\u4e0a\u7684\u70b9\u6743\u5168\u90e8\u4fee\u6539\u4e3a v 3 u: \u8be2\u95ee u \u4e3a\u6839\u7684\u5b50\u6811\u5185\u7684\u6700\u5c0f\u503c\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false}}},"categories":[1],"tags":[],"class_list":["post-768","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p2tdP7-co","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/posts\/768","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/comments?post=768"}],"version-history":[{"count":0,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/posts\/768\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/media?parent=768"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/categories?post=768"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/tags?post=768"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}