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#include <iostream>
#include <fstream>
using namespace std;
fstream fin("elmaj.in",ios::in);
fstream fout("elmaj.out",ios::out);
int main() {
int n;
fin>>n;
int v[n],frecv[n],nrminor;
bool exista=false;
nrminor=(n/2)+1;
for(int i=1;i<=n;i++)
frecv[i]=0;
for(int i=1;i<=n;i++)
{
fin>>v[i];
frecv[v[i]]++;
if(frecv[v[i]]>=nrminor)
exista=true;
}
if(exista)
for(int i=1;i<=n;i++)
{
if(frecv[v[i]]>=nrminor)
{ fout<<v[i]<<" "<<frecv[v[i]];
return 0;
}
}
else
fout<<-1;
return 0;
}