#include <iostream>
#include <fstream>

const int MAXN = 1e6 + 5;

using namespace std;

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

int n,v[MAXN];

int main()
{
    in>>n;
    for(int i = 1; i <= n; i++)
        in>>v[i];
    int element_majoritar = v[1],voturi = 1;
    for(int i = 1; i <= n; i++){
        if(v[i] == element_majoritar)
            voturi++;
        else if(v[i] != element_majoritar)
            voturi--;
        if(voturi < 0){
            element_majoritar = v[i];
            voturi++;
        }
    }
    int cnt = 0;
    for(int i = 1; i <= n; i++)
        if(v[i] == element_majoritar)
            cnt++;
    if(cnt >= n / 2 + 1)
        out<<element_majoritar<<" "<<cnt;
    else
        out<<-1;

    return 0;

}