{"id":142,"date":"2010-03-06T14:22:00","date_gmt":"2010-03-06T06:22:00","guid":{"rendered":"http:\/\/localhost\/?p=142"},"modified":"2010-03-06T14:22:00","modified_gmt":"2010-03-06T06:22:00","slug":"hnoi2006_superhero_hero","status":"publish","type":"post","link":"https:\/\/www.shuizilong.com\/wjmzbmr\/?p=142","title":{"rendered":"[HNOI2006]\u8d85\u7ea7\u82f1\u96c4Hero"},"content":{"rendered":"<p> <a target=\"_blank\" href=\"http:\/\/61.187.179.132:8080\/JudgeOnline\/showproblem?problem_id=1191\">61.187.179.132:8080\/JudgeOnline\/showproblem<\/a><br \/>\u592aTMD\u6076\u5fc3\u4e86\u3002\u3002\u4e00\u773c\u5c31\u770b\u51fa\u662f\u5339\u914d\u3002\u3002\u5173\u952e\u662f\u8fd9\u4e2a\u7b54\u9898\u662f\u8981\u8fde\u7eed\u7684\uff01<br \/>\u4e5f\u5c31\u662f\u8bf4\u4ece1\u5230\u5f00\u59cb\u627e\u589e\u5e7f\u8f68\u627e\u4e0d\u5230\u5c31\u4e0d\u80fd\u518d\u627e\u4e86\u3002\u3002\u7ed3\u679cWA\u4e863\u6b21<br \/>Code\uff1a<br \/>#include&lt;iostream&gt;<br \/>#define rep(i,n) for(int i=0;i&lt;n;i++)<br \/>using namespace std;<br \/>const int V=1200;<br \/>int E[V][2],Link[V],n,m;<br \/>bool vis[V];<br \/>bool dfs(int x)<br \/>{<br \/>    if(vis[x]) return 0;<br \/>    vis[x]=1;<br \/>    for(int i=0,t;i&lt;2;i++)<br \/>    {<br \/>        t=E[x][i];<br \/>        if(Link[t]==-1||dfs(Link[t]))<br \/>            return Link[t]=x,1;<br \/>    }<br \/>    return 0;<br \/>}<br \/>int main()<br \/>{<br \/>    cin&gt;&gt;n&gt;&gt;m;<br \/>    rep(i,m) cin&gt;&gt;E[i][0]&gt;&gt;E[i][1];<br \/>    rep(i,n) Link[i]=-1;<br \/>    int ans;<br \/>    for(ans=0;ans&lt;m;ans++){memset(vis,0,sizeof(vis)); if(!dfs(ans)) break;}<br \/>    cout&lt;&lt;ans&lt;&lt;endl;<br \/>} <\/p>\n","protected":false},"excerpt":{"rendered":"<p>61.187.179.132:8080\/JudgeOnline\/showproblem\u592aTMD\u6076\u5fc3\u4e86\u3002\u3002\u4e00\u773c\u5c31\u770b\u51fa\u662f\u5339\u914d\u3002\u3002\u5173\u952e\u662f\u8fd9\u4e2a\u7b54\u9898\u662f\u8981\u8fde\u7eed\u7684\uff01\u4e5f\u5c31\u662f\u8bf4\u4ece1\u5230\u5f00\u59cb\u627e\u589e\u5e7f\u8f68\u627e\u4e0d\u5230\u5c31\u4e0d\u80fd\u518d\u627e\u4e86\u3002\u3002\u7ed3\u679cWA\u4e863\u6b21Code\uff1a#include&lt;iostream&gt;#define rep(i,n) for(int i=0;i&lt;n;i++)using namespace std;const int V=1200;int E[V][2],Link[V],n,m;bool vis[V];bool dfs(int x){ if(vis[x]) return 0; vis[x]=1; for(int i=0,t;i&lt;2;i++) { t=E[x][i]; if(Link[t]==-1||dfs(Link[t])) return Link[t]=x,1; } return 0;}int main(){ cin&gt;&gt;n&gt;&gt;m; rep(i,m) cin&gt;&gt;E[i][0]&gt;&gt;E[i][1]; rep(i,n) Link[i]=-1; int ans; for(ans=0;ans&lt;m;ans++){memset(vis,0,sizeof(vis)); if(!dfs(ans)) break;} cout&lt;&lt;ans&lt;&lt;endl;}<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[10],"tags":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=\/wp\/v2\/posts\/142"}],"collection":[{"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=142"}],"version-history":[{"count":0,"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=\/wp\/v2\/posts\/142\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=142"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=142"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=142"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}