#include <iostream>
#include <fstream>
using namespace std;
    ifstream in("elmaj.in");
    ofstream out("elmaj.out");
int a[1000001],maj,ap,i,n;
int main()
{
    in>>n;
    for(i=1;i<=n;i++)
        in>>a[i];
    for(i=1;i<=n;i++)
    {
        if(ap==0) maj=a[i];

        if(a[i]==maj) ap++;
        else ap--;
    }
    ap=0;
    for(i=1;i<=n;i++)
        if(a[i]==maj) ap++;
    if(ap==0)
        out<<"-1";
    else
        out<<maj<<" "<<ap;
    return 0;
}