#include <bits/stdc++.h>

using namespace std;
ifstream fin ("elmaj.in");
ofstream fout ("elmaj.out");
int v[1000001];
void elementmajoritar(int n, int a[],int &el,int &ap)
{
    int cnt = -1, k = 0;
    for(int i = 1; i <= n; i++)
    {
        if(k == 0)
        {
            cnt = a[i];
            k = 1;
        }
        else if(a[i] == cnt)
            k++;
        else k--;
    }
    if(cnt < 0)
    {
        el = -1;
        return;
    }
    int nr = 0;
    for(int i = 1; i <= n; i++)
    {
        if(a[i] == cnt)
            nr++;
    }
      if (nr >= n / 2 + 1)
    {
        el = cnt;
        ap = nr;
    }
    else
    {
        el = -1;
    }
}

int main()
{
    int n;
    fin >> n;
    for(int i = 1; i <= n; i++)
        fin >> v[i];
    int x,y;
    elementmajoritar(n,v,x,y);
    if(x<0)
    {
        fout << -1;
    }
    else
        fout << x << " " << y;
    return 0;
}