{"id":438,"date":"2017-04-12T08:06:14","date_gmt":"2017-04-12T00:06:14","guid":{"rendered":"http:\/\/kylelv.com\/?p=438"},"modified":"2018-01-03T18:17:25","modified_gmt":"2018-01-03T10:17:25","slug":"bzoj-1115-poi2009%e7%9f%b3%e5%ad%90%e6%b8%b8%e6%88%8fkam-%e5%8d%9a%e5%bc%88%e8%ae%ba","status":"publish","type":"post","link":"https:\/\/blog.kylelv.com\/?p=438","title":{"rendered":"bzoj 1115: [POI2009]\u77f3\u5b50\u6e38\u620fKam  &#8212; \u535a\u5f08\u8bba"},"content":{"rendered":"<p>&nbsp;<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_73 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Contents<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-69fdef893c808\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-69fdef893c808\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/blog.kylelv.com\/?p=438\/#1115_POI2009%E7%9F%B3%E5%AD%90%E6%B8%B8%E6%88%8FKam\" title=\"1115: [POI2009]\u77f3\u5b50\u6e38\u620fKam\">1115: [POI2009]\u77f3\u5b50\u6e38\u620fKam<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/blog.kylelv.com\/?p=438\/#Description\" title=\"Description\">Description<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/blog.kylelv.com\/?p=438\/#Input\" title=\"Input\">Input<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/blog.kylelv.com\/?p=438\/#Output\" title=\"Output\">Output<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/blog.kylelv.com\/?p=438\/#Sample_Input\" title=\"Sample Input\">Sample Input<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/blog.kylelv.com\/?p=438\/#Sample_Output\" title=\"Sample Output\">Sample Output<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/blog.kylelv.com\/?p=438\/#HINT\" title=\"HINT\">HINT<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/blog.kylelv.com\/?p=438\/#Source\" title=\"Source\">Source<\/a><\/li><\/ul><\/nav><\/div>\n<h2 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"1115_POI2009%E7%9F%B3%E5%AD%90%E6%B8%B8%E6%88%8FKam\"><\/span>1115: [POI2009]\u77f3\u5b50\u6e38\u620fKam<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: center;\"><span class=\"green\">Time Limit:\u00a010 Sec\u00a0\u00a0Memory Limit:\u00a0162 MB<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Description\"><\/span>Description<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"content\">\n<p>\u6709N\u5806\u77f3\u5b50\uff0c\u9664\u4e86\u7b2c\u4e00\u5806\u5916\uff0c\u6bcf\u5806\u77f3\u5b50\u4e2a\u6570\u90fd\u4e0d\u5c11\u4e8e\u524d\u4e00\u5806\u7684\u77f3\u5b50\u4e2a\u6570\u3002\u4e24\u4eba\u8f6e\u6d41\u64cd\u4f5c\u6bcf\u6b21\u64cd\u4f5c\u53ef\u4ee5\u4ece\u4e00\u5806\u77f3\u5b50\u4e2d\u79fb\u8d70\u4efb\u610f\u591a\u77f3\u5b50\uff0c\u4f46\u662f\u8981\u4fdd\u8bc1\u64cd\u4f5c\u540e\u4ecd\u7136\u6ee1\u8db3\u521d\u59cb\u65f6\u7684\u6761\u4ef6\u8c01\u6ca1\u6709\u77f3\u5b50\u53ef\u79fb\u65f6\u8f93\u6389\u6e38\u620f\u3002\u95ee\u5148\u624b\u662f\u5426\u5fc5\u80dc\u3002<\/p>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"Input\"><\/span>Input<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"content\">\n<p>\u7b2c\u4e00\u884cu\u8868\u793a\u6570\u636e\u7ec4\u6570\u3002\u5bf9\u4e8e\u6bcf\u7ec4\u6570\u636e\uff0c\u7b2c\u4e00\u884cN\u8868\u793a\u77f3\u5b50\u5806\u6570\uff0c\u7b2c\u4e8c\u884cN\u4e2a\u6570ai\u8868\u793a\u7b2ci\u5806\u77f3\u5b50\u7684\u4e2a\u6570(a1&lt;=a2&lt;=\u2026\u2026&lt;=an)\u3002 1&lt;=u&lt;=10 1&lt;=n&lt;=1000 0&lt;=ai&lt;=10000<\/p>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"Output\"><\/span>Output<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"content\">\n<p>u\u884c\uff0c\u82e5\u5148\u624b\u5fc5\u80dc\u8f93\u51faTAK\uff0c\u5426\u5219\u8f93\u51faNIE\u3002<\/p>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"Sample_Input\"><\/span>Sample Input<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"content\"><span class=\"sampledata\">2<br \/>\n2<br \/>\n2 2<br \/>\n3<br \/>\n1 2 4<\/span><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Sample_Output\"><\/span>Sample Output<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"content\"><span class=\"sampledata\">NIE<br \/>\nTAK<\/span><\/div>\n<h2><span class=\"ez-toc-section\" id=\"HINT\"><\/span>HINT<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"content\">\n<p>&nbsp;<\/p>\n<p>\u611f\u8c22MT\u5927\u725b\u7ffb\u8bd1.<\/p>\n<p>&nbsp;<\/p>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"Source\"><\/span>Source<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&nbsp;<\/p>\n<p><strong>\u9636\u68af\u535a\u5f08\u00a0<\/strong>\uff08orz mjy0724\u00a0<a href=\"http:\/\/www.cnblogs.com\/mjy0724\/p\/4465355.html\" target=\"_blank\" rel=\"noopener\">http:\/\/www.cnblogs.com\/mjy0724\/p\/4465355.html<\/a>\uff09<\/p>\n<p><strong>\u3000\u3000\u63cf\u8ff0\u5927\u6982\u5c31\u662f\uff1a<\/strong><\/p>\n<p><strong><img decoding=\"async\" src=\"https:\/\/images0.cnblogs.com\/blog2015\/724319\/201504\/291048538494180.png\" alt=\"\" \/><\/strong><\/p>\n<p><strong>\u3000\u3000\u4e24\u4e2a\u4eba\u5728\u9636\u68af\u4e0a\u73a9\u63a8\u77f3\u5b50\u6e38\u620f\uff0c\u6bcf\u4eba\u64cd\u4f5c\u53ef\u4ee5\u5c06\u67d0\u5806\u7684\u4efb\u610f\u591a\u77f3\u5b50\u5411\u5de6\u63a8\u4e00\u9636<\/strong><\/p>\n<p><strong>\u3000\u3000\u6240\u6709\u7684\u77f3\u5b50\u90fd\u63a8\u5230\u9636\u68af\u4e0b\u4e86\u5373\u7b97\u6210\u529f<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><strong>\u3000\u3000\u6211\u4eec\u53ef\u4ee5\u53ea\u8003\u8651\u5728\u5947\u6570\u5806\u4e0a\u7684\u64cd\u4f5c\uff0c\u8fd9\u6837\u6574\u4e2a\u6e38\u620f\u5c31\u53ef\u4ee5\u8f6c\u5316\u6210NIM\u7684\u6a21\u578b<\/strong><\/p>\n<p><strong>\u3000\u3000\u73a9\u5bb6\u5c06\u5947\u6570\u5806\u4e2d\u7684\u77f3\u5b50\u63a8\u5230\u5076\u6570\u5806\uff0c\u53ef\u4ee5\u770b\u505a\u662f\u4ece\u5947\u6570\u5806\u4e2d\u53d6\u8d70\u4e86\u82e5\u5e72\u77f3\u5b50<\/strong><\/p>\n<p><strong>\u3000\u3000\u4e24\u4eba\u4e00\u76f4\u628a\u5947\u6570\u5806\u7684\u77f3\u5b50\u63a8\u5411\u5076\u6570\u5806\uff0c\u5c31\u53ef\u4ee5\u7528SG\u51fd\u6570\u6765\u5224\u65ad\u80dc\u8d1f<\/strong><\/p>\n<p><strong>\u3000\u3000\u7136\u800c\u5982\u4f55\u8003\u8651\u5076\u6570\u5806\u5462\uff1f\u5982\u679c\u5bf9\u65b9\u5c06\u5076\u6570\u5806\u7684\u77f3\u5b50\u63a8\u5411\u4e86\u5947\u6570\u5806<\/strong><\/p>\n<p><strong>\u3000\u3000\u90a3\u4e48\u6211\u4eec\u5c31\u53ef\u4ee5\u628a\u8fd9\u4e9b\u77f3\u5b50\u518d\u5f80\u5de6\u63a8\u63a8\u5411\u66f4\u5de6\u8fb9\u7684\u5076\u6570\u5806<\/strong><\/p>\n<p><strong>\u3000\u3000\u8fd9\u6837\u4e00\u4e2a\u56de\u5408\uff0c\u5947\u6570\u5806\u4e2d\u7684\u72b6\u6001\u5e76\u6ca1\u6709\u6539\u53d8\uff0c\u73a9\u5bb6\u7684\u987a\u5e8f\u4e5f\u5e76\u6ca1\u6709\u6539\u53d8<\/strong><\/p>\n<p><strong>\u3000\u3000\u4f46\u662f\u5076\u6570\u5806\u5374\u6162\u6162\u5730\u5411\u9636\u68af\u4e0b\u79fb<\/strong><\/p>\n<p><strong>\u3000\u3000\u4e5f\u5c31\u662f\u8bf4\u5076\u6570\u5806\u7684\u60c5\u51b5\u6211\u4eec\u5b8c\u5168\u4e0d\u7528\u53bb\u8003\u8651<\/strong><\/p>\n<pre class=\"lang:c++ decode:true \">#include&lt;cstdio&gt;\r\n#define N 1010\r\nchar xB[1&lt;&lt;15],*xS=xB,*xTT=xB;\r\n#define getc() (xS==xTT&amp;&amp;(xTT=(xS=xB)+fread(xB,1,1&lt;&lt;15,stdin),xS==xTT)?0:*xS++)\r\n#define isd(c) (c&gt;='0'&amp;&amp;c&lt;='9')\r\ninline int read(){\r\n    char xchh;\r\n    int xaa;\r\n    while(xchh=getc(),!isd(xchh));(xaa=xchh-'0');\r\n    while(xchh=getc(),isd(xchh))xaa=xaa*10+xchh-'0';return xaa;\r\n}\r\nint u,n,a[N],tp;\r\nint main()\r\n{\r\n    u=read();\r\n    while(u--)\r\n    {\r\n        n=read();tp=0;\r\n        for(int i=0;i&lt;n;i++) a[i]=read();\r\n        for(int i=n-1;i&gt;=0;i-=2) tp^=(a[i]-a[i-1]);\r\n        puts(tp?\"TAK\":\"NIE\");\r\n    }\r\n    return 0;\r\n}<\/pre>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; 1115: [POI2009]\u77f3\u5b50\u6e38\u620fKam Time Limit:\u00a010 Sec\u00a0\u00a0Memor [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[46,8],"class_list":["post-438","post","type-post","status-publish","format-standard","hentry","category-bzoj","tag-46","tag-8"],"_links":{"self":[{"href":"https:\/\/blog.kylelv.com\/index.php?rest_route=\/wp\/v2\/posts\/438","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.kylelv.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.kylelv.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.kylelv.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.kylelv.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=438"}],"version-history":[{"count":2,"href":"https:\/\/blog.kylelv.com\/index.php?rest_route=\/wp\/v2\/posts\/438\/revisions"}],"predecessor-version":[{"id":440,"href":"https:\/\/blog.kylelv.com\/index.php?rest_route=\/wp\/v2\/posts\/438\/revisions\/440"}],"wp:attachment":[{"href":"https:\/\/blog.kylelv.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=438"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.kylelv.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=438"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.kylelv.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=438"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}