#include <fstream>

using namespace std;

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

long long A[1000005];

int main()
{
    int n;
    cin>>n;
    long long cand;
    int vot=0;
    int ans=0;
    for (int i=1; i<=n; i++){
        cin>>A[i];
        if (vot == 0){
            cand =A[i];
        }
        if (cand == A[i]){
            vot--;
        }
        else{
            vot++;
        }
    }
    for (int i=1; i<=n; i++){
        if (A[i]==cand){
            ans++;
        }
    }
    if (ans>=(n/2)+1){
        cout<<cand<<" "<<ans;
    }
    else{
        cout<<-1;
    }
    return 0;
}