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

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

void gm(const vector<int>v, int n)
{
    int cand = 0, c = 0;
    for (int i = 0; i < n; i++)
    {
        if (c == 0)
        {
            cand = v[i];
            c = 1;
        }
        else if (v[i] == cand)
        {
            c++;
        }
        else
        {
            c--;
        }
    }
    c=0;
    for(int i=0; i<n; i++){
    if(v[i]==cand){
    c++;
    }
    }
    if (c > n / 2)
    {
        fout << cand << " " << c << endl;
    }
    else
    {
        fout << "-1" << endl;
    }
}

int main()
{
    int n;
    fin >> n;
    vector<int> v(n);
    for (int i = 0; i < n; i++)
    {
        fin >> v[i];
    }
    gm(v,n);
}