{"id":557,"date":"2012-11-06T04:16:16","date_gmt":"2012-11-05T20:16:16","guid":{"rendered":"http:\/\/www.shuizilong.com\/house\/?p=557"},"modified":"2012-11-06T12:38:06","modified_gmt":"2012-11-06T04:38:06","slug":"poj-3237-tree-2","status":"publish","type":"post","link":"https:\/\/www.shuizilong.com\/house\/archives\/poj-3237-tree-2\/","title":{"rendered":"POJ 3237. Tree"},"content":{"rendered":"<h3>Brief description: <\/h3>\n<p>\u52a8\u6001\u7ef4\u62a4\u4e00\u9897\u70b9\u6743\u6811\uff0c\u8981\u6c42\u652f\u6301\u4ee5\u4e0b\u64cd\u4f5c\uff1a<\/p>\n<ul>\n<li>INSERT T:  \u63d2\u5165\u3001\u5728\u8282\u70b9 T \u4e0b\u65b0\u589e\u4e00\u4e2a\u8282\u70b9<\/li>\n<li>CUT S T: \u5207\u6389\u3001\u5207\u6389\u4ee5\u8282\u70b9 S \u4e3a\u6839\u7684\u5b50\u6811\uff0c\u63a5\u5230\u8282\u70b9 T \u4e0a\u3002<\/li>\n<li>CHANGE T D: \u5355\u70b9\u4fee\u6539\u3001\u5c06\u8282\u70b9 T \u4fee\u6539\u4e3a D\u3002<\/li>\n<li>ADD T D: \u5b50\u6811\u4fee\u6539\u3001\u5c06\u4ee5 T \u4e3a\u6839\u7684\u5b50\u6811\u4e2d\u6240\u6709\u7ed3\u70b9\u589e\u52a0 D\u3002<\/li>\n<li>QMAX T: \u5b50\u6811\u6700\u503c\u3001\u8be2\u95ee\u4ee5 T \u4e3a\u6839\u7684\u5b50\u6811\u4e2d\u6240\u6709\u7ed3\u70b9\u7684\u6700\u5927\u6743\u503c\u3002<\/li>\n<li>QSUM T: \u5b50\u6570\u548c\u3001\u8be2\u95ee\u4ee5 T \u4e3a\u6839\u7684\u5b50\u6811\u4e2d\u6240\u6709\u7ed3\u70b9\u7684\u6743\u503c\u548c\u3002<\/li>\n<\/ul>\n<p>\u521d\u59cb\u662f\u53ea\u6709 1 \u4e2a\u7f16\u53f7\u4e3a 1 \u7684\u8282\u70b9\uff0c\u6743\u503c\u4e3a 0\uff0c\u5bf9\u4e8e\u63d2\u5165 (INSERT) \u64cd\u4f5c\uff0c\u7ed3\u70b9\u7684\u6743\u503c\u9ed8\u8ba4\u4e3a 0\uff0c\u5bf9\u4e8e\u94fe\u63a5 (CUT) \u64cd\u4f5c\uff0c\u5982\u8282\u70b9 T \u5728\u4ee5\u8282\u70b9 S \u4e3a\u6839\u7684\u5b50\u6811\u4e2d\uff0c\u5219\u5ffd\u7565\u3002<br \/>\n\uff08\u603b\u64cd\u4f5c\u6570 <= 200000\u3002\u3002\uff09\n\n<!--more--><\/p>\n<h3>Analysis: <\/h3>\n<p>\u8fd9\u6211\u54ea\u4f1a\u505a\u5440\u3002\u3002=w=\u3002\u3002<\/p>\n<h3>External link: <\/h3>\n<p><a href=\"http:\/\/poj.org\/problem?id=3237\">http:\/\/poj.org\/problem?id=3237<\/a><br \/>\n<a href=\"http:\/\/www.baidu.com\/s?tn=baiduhome_pg&#038;ie=utf-8&#038;bs=POJ+tree+splay+%E7%BB%B4%E6%8A%A4+dfs+%E5%BA%8F%E5%88%97&#038;f=8&#038;rsv_bp=1&#038;rsv_spt=1&#038;wd=POJ+3237&#038;rsv_sug3=3&#038;rsv_sug1=3&#038;rsv_sug4=113&#038;inputT=1904\">http:\/\/www.baidu.com\/s?tn=baiduhome_pg&#038;ie=utf-8&#038;bs=POJ+tree+splay+%E7%BB%B4%E6%8A%A4+dfs+%E5%BA%8F%E5%88%97&#038;f=8&#038;rsv_bp=1&#038;rsv_spt=1&#038;wd=POJ+3237&#038;rsv_sug3=3&#038;rsv_sug1=3&#038;rsv_sug4=113&#038;inputT=1904<\/a><br \/>\n<a href=\"https:\/\/www.google.com.hk\/#hl=zh-CN&#038;newwindow=1&#038;safe=strict&#038;site=&#038;source=hp&#038;q=POJ+3237&#038;oq=POJ+3237&#038;gs_l=hp.13..0i30.843.843.0.1808.1.1.0.0.0.0.102.102.0j1.1.0...0.0...1c.1.xy-wmHCYlcY&#038;bav=on.2,or.r_gc.r_pw.r_cp.&#038;fp=e59225bfc82899a5&#038;bpcl=37189454&#038;biw=1680&#038;bih=925\">https:\/\/www.google.com.hk\/#hl=zh-CN&#038;newwindow=1&#038;safe=strict&#038;site=&#038;source=hp&#038;q=POJ+3237&#038;oq=POJ+3237&#038;gs_l=hp.13..0i30.843.843.0.1808.1.1.0.0.0.0.102.102.0j1.1.0&#8230;0.0&#8230;1c.1.xy-wmHCYlcY&#038;bav=on.2,or.r_gc.r_pw.r_cp.&#038;fp=e59225bfc82899a5&#038;bpcl=37189454&#038;biw=1680&#038;bih=925<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Brief description: \u52a8\u6001\u7ef4\u62a4\u4e00\u9897\u70b9\u6743\u6811\uff0c\u8981\u6c42\u652f\u6301\u4ee5\u4e0b\u64cd\u4f5c\uff1a INSERT T: \u63d2\u5165\u3001\u5728\u8282\u70b9 T \u4e0b\u65b0\u589e\u4e00\u4e2a\u8282\u70b9 CUT S T: \u5207\u6389\u3001\u5207\u6389\u4ee5\u8282\u70b9 S \u4e3a\u6839\u7684\u5b50\u6811\uff0c\u63a5\u5230\u8282\u70b9 T \u4e0a\u3002 CHANGE T D: \u5355\u70b9\u4fee\u6539\u3001\u5c06\u8282\u70b9 T \u4fee\u6539\u4e3a D\u3002 ADD T D: \u5b50\u6811\u4fee\u6539\u3001\u5c06\u4ee5 T \u4e3a\u6839\u7684\u5b50\u6811\u4e2d\u6240\u6709\u7ed3\u70b9\u589e\u52a0 D\u3002 QMAX T: \u5b50\u6811\u6700\u503c\u3001\u8be2\u95ee\u4ee5 T \u4e3a\u6839\u7684\u5b50\u6811\u4e2d\u6240\u6709\u7ed3\u70b9\u7684\u6700\u5927\u6743\u503c\u3002 QSUM T: \u5b50\u6570\u548c\u3001\u8be2\u95ee\u4ee5 T \u4e3a\u6839\u7684\u5b50\u6811\u4e2d\u6240\u6709\u7ed3\u70b9\u7684\u6743\u503c\u548c\u3002 \u521d\u59cb\u662f\u53ea\u6709 1 \u4e2a\u7f16\u53f7\u4e3a 1 \u7684\u8282\u70b9\uff0c\u6743\u503c\u4e3a 0\uff0c\u5bf9\u4e8e\u63d2\u5165 (INSERT) \u64cd\u4f5c\uff0c\u7ed3\u70b9\u7684\u6743\u503c\u9ed8\u8ba4\u4e3a 0\uff0c\u5bf9\u4e8e\u94fe\u63a5 (CUT) \u64cd\u4f5c\uff0c\u5982\u8282\u70b9 T \u5728\u4ee5\u8282\u70b9 S \u4e3a\u6839\u7684\u5b50\u6811\u4e2d\uff0c\u5219\u5ffd\u7565\u3002 [&hellip;]<\/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":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false}}},"categories":[1],"tags":[],"class_list":["post-557","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p2tdP7-8Z","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/posts\/557","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=557"}],"version-history":[{"count":1,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/posts\/557\/revisions"}],"predecessor-version":[{"id":559,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/posts\/557\/revisions\/559"}],"wp:attachment":[{"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/media?parent=557"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/categories?post=557"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/tags?post=557"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}