#include <fstream>
#include <map>
using namespace std;
map<int, int> mymap;
map<int, int>::iterator a;
ifstream in ("elmaj.in");
ofstream out ("elmaj.out");
int v[1000000],n;
int main()
{
    in>>n;
    for (int i=1;i<=n;++i)
        {
            in>>v[i];
            if (mymap.find(v[i])==mymap.end())
                mymap.insert(pair<int, int>(v[i],1));
            else
                mymap[v[i]]++;
        }
    for (int i=1;i<=n;++i)
    {
        if (mymap[v[i]]>n/2)
            {
                out<<v[i]<<' '<<mymap[v[i]];
                return 0;
            }
    }
    out<<'-1';
    return 0;
}