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#include <bits/stdc++.h>
using namespace std;
ifstream fin ("elmaj.in");
ofstream fout ("elmaj.out");
const int nmax=1e6+5;
int n, v[nmax];
void majoritar (int n, int v[])
{
int x=v[1], nr=1;
for (int i=2; i<=n; i++)
{
if (v[i]==x)
nr++;
else
nr--;
if (!nr)
{
x=v[i];
nr=1;
}
}
nr=0;
for (int i=1; i<=n; i++)
{
if (v[i]==x)
nr++;
}
if (nr>n/2)
fout << x << " " << nr;
else
fout << -1;
}
int main()
{
fin >> n;
for (int i=1; i<=n; i++)
fin >> v[i];
majoritar(n,v);
}