#include <fstream>

using namespace std;
ifstream in ("elmaj.in");
ofstream out ("elmaj.out");

int main()
{
    long long n, v[100000], i, maj=0, ap, k, x;
    in>>n;
    for (i=1; i<=n; i++)
    {
        in>>v[i];
    }
    for (i=1; i<=n/2; i++)
    {
        ap=1;
        k=i;
        while (k<n)
        {
            k++;
            if (v[k]==v[i])
            ap++;
        }
        if (ap>n/2)
        {
           maj=1;
           x=v[i];
           break;
        }
    }
    if (maj==1)
    out<<x<<" "<<ap;
    else out<<"-1";
    return 0;
}