{"id":184,"date":"2011-08-14T12:26:29","date_gmt":"2011-08-14T04:26:29","guid":{"rendered":"http:\/\/wangkaixuan.tech\/?p=184"},"modified":"2020-06-04T12:26:59","modified_gmt":"2020-06-04T04:26:59","slug":"zoj-2136-longest-ordered-subsequence","status":"publish","type":"post","link":"http:\/\/www.wangkaixuan.tech\/?p=184","title":{"rendered":"zoj 2136 Longest Ordered Subsequence"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code>\/*\n\u52a8\u6001\u89c4\u5212\u95ee\u9898\n\u627e\u51fa\u4e00\u4e2a\u6570\u5b57\u5e8f\u5217\u4e2d\u6700\u957f\u7684\u4e0d\u4e0b\u964d\u5e8f\u5217\n\u7528dp&#91;i]\u5b58\u50a8\u5e8f\u5217\u4e2d\u4ee5i\u7ed3\u5c3e\u7684\u6700\u957f\u7684\u4e0d\u4e0b\u964d\u5e8f\u5217\u7684\u957f\u5ea6\n\u5219\u5bf9\u4e8es&#91;i]\n\u4ee5s&#91;i]\u7ed3\u5c3e\u7684\u6700\u957f\u4e0d\u4e0b\u964d\u5e8f\u5217\u7684\u957f\u5ea6\u5c31\u662fMAX{dp&#91;s&#91;j]]}+1  (s&#91;j]&lt;=s&#91;i]&amp;&amp;j==0...i-1)\n\u4ee5sublen\u8bb0\u5f55\u6700\u5927\u7684dp&#91;i]\u5373\u4e3a\u6700\u957f\u7684\u4e0d\u4e0b\u964d\u5e8f\u5217\u7684\u957f\u5ea6\n\u7b2c\u4e00\u9053dp\u9898\u3002\u3002\u3002\n*\/\n#define LOCAL\n#include&lt;iostream>\n#include&lt;cstdio>\n#include&lt;cmath>\n#include&lt;cstring>\n#include&lt;cstdlib>\n#include&lt;iomanip>\n#include&lt;string>\n#include&lt;algorithm>\n#include&lt;ctime>\n#include&lt;stack>\n#include&lt;queue>\n#include&lt;vector>\n#define N 1005\nusing namespace std;\nint main()\n{\n#ifdef LOCAL\n       freopen(\"input.txt\",\"r\",stdin);\n       freopen(\"output.txt\",\"w\",stdout);\n#endif\n\tint ncase,slen,sublen,first=1,i,j,dp&#91;N*10],s&#91;N],found;\n\tcin>>ncase;\n\twhile(ncase--)\n\t{\n\t\tcin.get();\n\t\tcin>>slen;\n\t\tfor(i=0;i&lt;slen;i++)\n\t\t\tcin>>s&#91;i];\n\t\tmemset(dp,0,sizeof(dp));\n\t\tdp&#91;s&#91;0]]=1;sublen=1;\n\t\tfor(i=1;i&lt;slen;i++)\n\t\t{\n\t\t\tfound=0;\n\t\t\tfor(j=0;j&lt;i;j++)\n\t\t\t{\n\t\t\t\tif(s&#91;j]&lt;s&#91;i]&amp;&amp;dp&#91;s&#91;j]]+1>dp&#91;s&#91;i]])\n\t\t\t\t{dp&#91;s&#91;i]]=dp&#91;s&#91;j]]+1;if(dp&#91;s&#91;i]]>sublen) sublen=dp&#91;s&#91;i]];found=1;}\n\t\t\t}\n\t\t\tif(!found){dp&#91;s&#91;i]]=1;}\n\t\t}\n\t\tif(first){first=0;}\n\t\telse{cout&lt;&lt;endl;}\n\t\tcout&lt;&lt;sublen&lt;&lt;endl;\n\t}\n    return 0;\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-184","post","type-post","status-publish","format-standard","hentry","category-06-01-acm"],"_links":{"self":[{"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=\/wp\/v2\/posts\/184","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=184"}],"version-history":[{"count":0,"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=\/wp\/v2\/posts\/184\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=184"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=184"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=184"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}