#include <bits/stdc++.h>

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

int N;
int v[NMax];
unordered_map<int,int> mp;

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

    srand(time(0));
    for (int i=0;i < 10;++i) {
        int idx = rand() % N;
        if (mp[v[idx]] > N/2) {
            out<<v[idx]<<' '<<mp[v[idx]]<<'\n';
            return 0;
        }
    }

    out<<"-1\n";

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