#include <bits/stdc++.h>

using namespace std;
ifstream f("elmaj.in");
ofstream g("elmaj.out");
int n,a;
vector<int> v;
void maj(){
    for (int i=0;i<n;i++)
    {
        f>>a;
        v.push_back(a);
    }
    sort(v.begin(), v.end());
    int i=0,rez=0,aux;
    while (i < n)
    {
        aux=v[i];
        rez=0;
        while (v[i]==aux)
        {
            rez++;
            i++;
        }
        if (rez>=n/2+1)
        {
            g<<aux<<" "<<rez;
            return;
        }
    }
    g<<-1;
}
int main()
{
    f>>n;
    maj();
    return 0;
}