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#include <fstream>
#include <iostream>
using namespace std;
ifstream f("elmaj.in");
ofstream g("elmaj.out");
int v[1000009];
int main ()
{
int n;
f >> n;
for (int i=1; i<=n; i++)
f >> v[i];
int candidat=0, k=0;
for (int i=1; i<=n; i++)
{
if (!k) candidat=v[i], k=1;
else
{
if (v[i]==candidat) k++;
else k--;
}
}
cout << candidat;
int nr=0;
for (int i=1; i<=n; i++)
if (v[i]==candidat) nr++;
if (nr>n/2) g << candidat << ' ' <<nr;
else g<<-1;
}