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

ifstream in("elmaj.in");
ofstream out("elmaj.out");

int main()
{
    ios_base::sync_with_stdio(0);
    in.tie(0);

    int n;
    in >> n;

    map<int,int> m;
    int el = 0;

    for(int i = 0; i < n; i++)
    {
        int tmp;
        in >> tmp;

        if(++m[tmp] >= n/2 + 1) el = tmp;
    }

    if(el) out << el << ' ' << m[el];
    else out << -1;

    return 0;
}