浙大ACM 2104

/*

* 风之彩

* email: rexking0@163.com

*/

#include <iostream>

#include <map>

#include <string>

using namespace std;

int main()

{

map<string , int>counts;

string str;

int Num;

while(cin>>Num && Num!=0)

{

counts.clear();

for(int i=0;i<Num;i++)

{

cin>>str;

++counts[str];

}

int max;

map<string,int>::const_iterator iter=counts.begin();

max=iter->second;

for(;iter!=counts.end();iter++)

if(max < iter->second){max=iter->second;str=iter->first;}

cout<<str<<endl;

}

return 0;

}