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#include <fstream>
const int nmax=2000001;
using namespace std;
int main()
{
ifstream fin("elmaj.in");
ofstream fout("elmaj.out");
int n,i,nr,maj,v[nmax];
fin>>n;
for(i=0;i<n;i++)
fin>>v[i];
maj=v[0];
nr=1;
for(i=1;i<n;i++) {
if(v[i]==maj)
nr++;
else {
nr--;
if(nr<0) {
maj=v[i];
nr=1;
}
}
}
nr=0;
for(i=0;i<n;i++)
if (v[i]==maj)
nr++;
if(nr>n/2)
fout<<maj<<" "<<nr;
else
fout<<"-1";
fin.close();
fout.close();
return 0;
}