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#include <bits/stdc++.h>
using namespace std;
ifstream f("elmaj.in");
ofstream g("elmaj.out");
const int N = 1000010;
int n, x[N], maj, ap;
int main()
{
f>>n;
for(int i=1;i<=n;i++)
f>>x[i];
for(int i=1;i<=n;i++)
{
if(ap)
{
if(x[i]==maj)
ap++;
else
ap--;
}
else
{
maj=x[i];
ap=1;
}
}
ap=0;
for(int i=1;i<=n;i++)
if(x[i]==maj)
ap++;
if(ap>n-ap)
g<<maj<<' '<<ap<<'\n';
else
g<<"-1\n";
return 0;
}