#include <iostream>
#include <fstream>
#include <cstdlib>
#include <time.h>
#include <algorithm>

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

#define ll long long
#define ui unsigned int
#define pb push_back
const int inf = 1e9 + 5;
const int NMax = 1e6 + 5;

int N;
int v[NMax];

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

    srand(time(0));
    bool sol = false;
    for (int i=0;i < 10;++i) {
        int idx = rand() % N + 1,
            val = v[idx];

        int nr = 0;
        for (int j=1;j <= N;++j) {
            if (v[j] == val) {
                ++nr;
            }
        }

        if (nr > N/2) {
            out<<val<<' '<<nr<<'\n';
            sol = true;
            break;
        }
    }

    if (!sol) {
        out<<"-1\n";
    }

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