#include <iostream>
#include <fstream>

using namespace std;
ifstream in("elmaj.in");
ofstream out("elmaj.out");
const int NMax = 1e6 + 5;

int N;
int v[NMax];

int main() {
    in>>N;
    for (int i=1;i <= N;++i) {
        in>>v[i];
    }

    for (int i=1;i <= N;++i) {
        int val = v[i],nr = 0;
        for (int j=1;j <= N;++j) {
            if (v[j] == val) {
                ++nr;
            }
        }
        if (nr > N/2) {
            out<<val<<' '<<nr<<'\n';
            return 0;
        }
    }
    out<<"-1\n";

    in.close();out.close();
    return 0;
}