#include<set>
#include <iostream>
using namespace std;

int main(void) {
string names[]={"ole","Hedvig","Juan","Lars","Guido"};
  set<string,less<string>> nameSet(names,names+5);
   nameSet.insert("Patric");
   nameSet.insert("Maria");
   nameSet.erase("Juan");
set<string,less<string>>::iterator iter;
string searchname;
  cout<<"Give me a searchname:"<< endl;
  cin>>searchname;
  iter=nameSet.find(searchname);
  if(iter==nameSet.end())
      cout<< searchname<<"not in set!"<<endl;
 else 
   cout<< searchname<<"is in set!"<<endl;
return 0;

}