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



int n;
map<int,int> s;

int main()
{
	int x;
	cin>>n;
	for(int i=1;i<=n;i++)
	{
		cin>>x;
		s[x]++;
	}
	for(auto it:s)
		if(it.second>n/2)
			cout<<it.first<<endl;
	return 0;