delete pics to save space

2.814.cpp

@@ -0,0 +1,85 @@
+#include<iostream>
+#include<string>
+#include<vector>
+#include<map>
+#include<set>
+using namespace std;
+inline void pro_addr(const string &s,string &usr,string& mta)
+{
+	int p=s.find('@');
+	usr=s.substr(0,p);
+	mta=s.substr(p+1);
+}
+int main()
+{
+#ifdef local
+	freopen("pro.in","r",stdin);
+#endif
+	int k;
+	string s,t,u1,m1,u2,m2;
+	set<string> addr;
+	while(cin>>s&&s!="*")
+	{
+		cin>>s>>k;
+		while(k--)
+		{
+			cin>>t;
+			addr.insert(t+"@"+s);
+		}
+	}
+	while(cin>>s&&s!="*")
+	{
+		pro_addr(s,u1,m1);
+		vector<string> mta;
+		map<string,vector<string>> dest;
+		set<string> vis;
+		while(cin>>t&&t!="*")
+		{
+			pro_addr(t,u2,m2);
+			if(vis.count(t)) continue;
+			vis.insert(t);
+			if(!dest.count(m2))
+			{
+				mta.push_back(m2);
+				dest[m2]=vector<string>();
+			}
+			dest[m2].push_back(t);
+		}
+		getline(cin,t);
+		
+		string data;
+		while(getline(cin,t)&&t[0]!='*') data+="     "+t+"\n";
+		for(int i=0;i<mta.size();i++)
+		{
+			string mta2=mta[i];
+			vector<string> usr=dest[mta2];
+			cout<<"Connection between "<<m1<<" and "<<mta2<<endl;
+			cout<<"     HELO "<<m1<<"\n";
+			cout<<"     250\n";
+			cout<<"     MAIL FROM:<"<<s<<">\n";
+			cout<<"     250\n";
+			bool ok=false;
+			for(int i=0;i<usr.size();i++)
+			{
+				cout<<"     RCPT TO:<"<<usr[i]<<">\n";
+				if(addr.count(usr[i]))
+				{
+					ok=true;
+					cout<<"     250\n";
+				}
+				else cout<<"     550\n";
+			}
+			if(ok)
+			{
+				cout<<"     DATA\n";
+				cout<<"     354\n";
+				cout<<data;
+				cout<<"     .\n";
+				cout<<"     250\n";
+			}
+			cout<<"     QUIT\n";
+			cout<<"     221\n";
+		}
+	}
+	return 0;
+}