#include <fstream>
#define nmax 1000000
using namespace std;
ifstream fin("elmaj.in");
ofstream fout("elmaj.out");
int n,v[nmax+5],cand,vot;
int main()
{
    fin>>n;
    for(int i=1;i<=n;i++)
        fin>>v[i];
    cand=v[1];
    for(int i=1;i<=n;i++)
        if(cand==v[i])
        vot++;
        else if(vot>0)
        vot--;
        else
        {
            vot=1;
            cand=v[i];
        }
    if(!cand)
    {
        fout<<-1;
        return 0;
    }
    vot=0;
    fout<<cand<<" ";
    for(int i=1;i<=n;i++)
        if(v[i]==cand)
        vot++;
    fout<<vot;
    return 0;
}