#include <iostream>
#define Nmax 1000001
#include <fstream>

using namespace std;
ifstream f("elmaj.in");
ofstream g("elmaj.out");
int n,a[Nmax];
int mooreMajority(int n, int  a[])
 {
    int cand= -1, k = 0;
    for (int i =1; i<=n; i++) {
        if (k == 0) {
            cand = a[i];
            k = 1;
        } else if (a[i] == cand) {
            k++;
        } else
            k--;
    }
    if (cand < 0)
        return cand;
    int nr = 0;
    for (int i =1;i<=n; i++) {
        if (a[i] == cand)
            nr++;
    }
    if (nr >= n/2+1)
        g<<cand<<" "<<nr;
    else
        g<<-1;
}

int main()
{
    f>>n;
    for(int i=1;i<=n;i++)
        f>>a[i];
    mooreMajority(n,a);
}