{"id":179,"date":"2012-04-13T10:35:49","date_gmt":"2012-04-13T02:35:49","guid":{"rendered":"http:\/\/www.shuizilong.com\/house\/?p=179"},"modified":"2012-04-13T10:41:17","modified_gmt":"2012-04-13T02:41:17","slug":"tco-2012-round-1b","status":"publish","type":"post","link":"https:\/\/www.shuizilong.com\/house\/archives\/tco-2012-round-1b\/","title":{"rendered":"TCO 2012 Round 1B"},"content":{"rendered":"<h3>Brief description: <\/h3>\n<p>Round 1B 1000. FoxAndPhotography:<br \/>\n\u3002\u3002\u4e24\u6392\u957f\u5ea6\u4e3a n \u7684\u540c\u5b66\uff0c\u95ee\u6700\u5c11\u7684\u4ea4\u6362\u6b21\u6570\uff0c\u4f7f\u5f97\u540e\u6392\u6bcf\u4f4d\u540c\u5b66\u90fd\u4e0d\u88ab\u524d\u6392\u540c\u5b66\u906e\u4f4f\u3002<br \/>\n\uff08\u3002\u3002\u4ea4\u6362\u9650\u5236\u5728\u540c\u6392\u76f8\u90bb\u4f4d\u7f6e\u8fdb\u884c\u3002\u3002n \u2264 16\u3002\u3002\u3002\uff09<br \/>\n<!--more--><\/p>\n<h3>Analysis: <\/h3>\n<p>\u3002\u770b\u5230 n \u2264 16 \u600e\u4e48\u4e5f\u8be5\u6709\u70b9\u60f3\u6cd5\u4e86\u3002\u3002\u3002\u3002\u6211\u8fd9\u4e5f\u5f31\u66b4\u3002\u3002\u4e3b\u8981\u662f\u6ca1\u8ba4\u8bc6\u5230\u5b50\u95ee\u9898\u7684\u72ec\u7acb\u6027\u5427<br \/>\n\u3002\u3002\u3002\u3002\u3002\uff08\u3002\u9006\u5e8f\u5bf9\u554a\u9006\u5e8f\u5bf9\u3002\u3002\uff09\u3002<\/p>\n<p>\uff08\u6700\u540e 250 \u8111\u6b8b\u9519\u8bef\u3002\u3002\u3002\u7136\u540e\u624b\u8d31\u786c\u662f\u628a\u5206\u6570 cha \u5230 600 \u4eba\u4ee5\u4e0b\u3002\u3002\uff09<\/p>\n<pre class=\"brush: cpp; light: false; title: Round 1B 1000. FoxAndPhotography; toolbar: true; notranslate\" title=\"Round 1B 1000. FoxAndPhotography\">\r\nconst int N = 16;\r\n\r\nint F&#x5B;1&lt;&lt;16], n;\r\n\r\nint w(int s, int i){\r\n    int res = 0; FOR(j, i+1, n) if (_1(s, j)) ++res;\r\n    return res;\r\n}\r\n\r\nclass FoxAndPhotography {\r\npublic:\r\n\tint getMinimumSwaps(vector &lt;int&gt; A, vector &lt;int&gt; B) {\r\n\r\n        n = SZ(A), FLC(F, 0x7f), F&#x5B;0] = 0;\r\n\r\n        REP(s, _U(n)) REP(i, n) if (!_1(s, i) &amp;&amp; A&#x5B;count_bits(s)] &lt; B&#x5B;i]){\r\n            checkMin(F&#x5B;s | _1(i)], F&#x5B;s] + w(s, i));\r\n        }\r\n\r\n\t\treturn F&#x5B;_U(n)] &gt;= INF ? -1 : F&#x5B;_U(n)];\r\n\t}\r\n};\r\n\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Brief description: Round 1B 1000. FoxAndPhotography: \u3002\u3002\u4e24\u6392\u957f\u5ea6\u4e3a n \u7684\u540c\u5b66\uff0c\u95ee\u6700\u5c11\u7684\u4ea4\u6362\u6b21\u6570\uff0c\u4f7f\u5f97\u540e\u6392\u6bcf\u4f4d\u540c\u5b66\u90fd\u4e0d\u88ab\u524d\u6392\u540c\u5b66\u906e\u4f4f\u3002 \uff08\u3002\u3002\u4ea4\u6362\u9650\u5236\u5728\u540c\u6392\u76f8\u90bb\u4f4d\u7f6e\u8fdb\u884c\u3002\u3002n \u2264 16\u3002\u3002\u3002\uff09<\/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":[17],"tags":[],"class_list":["post-179","post","type-post","status-publish","format-standard","hentry","category-topcoder"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p2tdP7-2T","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/posts\/179","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=179"}],"version-history":[{"count":0,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/posts\/179\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/media?parent=179"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/categories?post=179"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.shuizilong.com\/house\/wp-json\/wp\/v2\/tags?post=179"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}