{"id":54,"date":"2011-08-04T13:07:00","date_gmt":"2011-08-04T05:07:00","guid":{"rendered":"http:\/\/wangkaixuan.tech\/?p=54"},"modified":"2020-06-03T13:07:38","modified_gmt":"2020-06-03T05:07:38","slug":"zoj-1101-gamblers","status":"publish","type":"post","link":"http:\/\/www.wangkaixuan.tech\/?p=54","title":{"rendered":"zoj 1101 Gamblers"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code>\/*\n\u8001TLE\u3002\u3002\u3002 \n*\/\n#define LOCAL\n#include&lt;iostream>\n#include&lt;cstdlib>\nusing namespace std;\nlong wage&#91;1001];\nint cmp(const void *p,const void *q)\n{return (*(int *)p-*(int *)q);}\nint main()\n{\n#ifdef LOCAL\n       freopen(\"input.txt\",\"r\",stdin);\n       freopen(\"output.txt\",\"w\",stdout);\n#endif\n \n    int max,n,i,j,k,t;\n    while(cin>>n,n)\n    {\n            for(i=0;i&lt;n;i++)\n                cin>>wage&#91;i];\n            qsort(wage,n,sizeof(int),cmp);   \/\/\u5feb\u6392 \n            for(i=n-1;i>=0;i--)\n            {\n                   for(j=0;j&lt;n;j++)\n                   {\n                           for(k=j+1;k&lt;n;k++)\n                           {\n                                  if(i!=k&amp;&amp;j!=k)\/\/\u8fd9\u53e5\u4e0d\u80fd\u53bb\u3002\u3002\u3002 \n                                  {\n                                         t=wage&#91;i]-wage&#91;j]-wage&#91;k];\n                                         if(t==wage&#91;i]||t==wage&#91;j]||t==wage&#91;k]) continue;\n                                         if(bsearch(&amp;t,wage,n,sizeof(int),cmp))   \n                                         {cout&lt;&lt;wage&#91;i]&lt;&lt;endl;goto out;}  \n                                         \/\/\u4e8c\u5206\u67e5\u627e\uff0c\u8fd4\u56de\u5143\u7d20\u6307\u9488\uff0c\u6ca1\u6709\u8fd4\u56deNULL \n                                         \/\/\u5bf9\u4e8e\u6709\u591a\u4e2a\u5143\u7d20\u5339\u914d\u6210\u529f\u7684\u60c5\u51b5\uff0cbsearch()\u672a\u5b9a\u4e49\u8fd4\u56de\u54ea\u4e00\u4e2a\u3002\n                                         \/\/\u4f7f\u7528 bsearch \u51fd\u6570\u4e5f\u8981\u81ea\u5df1\u5b9a\u4e49\u6bd4\u8f83\u5b50\u51fd\u6570 \n                                  }                   \n                           }                    \n                   }                  \n            }  \n            cout&lt;&lt;\"no solution\"&lt;&lt;endl;\n            out:;     \n    }\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-54","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\/54","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=54"}],"version-history":[{"count":0,"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=\/wp\/v2\/posts\/54\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=54"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=54"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=54"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}