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#include <fstream>
using namespace std;
ifstream fin("elmaj.in");
ofstream fout("elmaj.out");
int v[1000001],i,win,cnt,n,nr;
int main()
{
fin>>n>>v[1];
win=v[1];
cnt=1;
for(i=2;i<=n;i++)
{
fin>>v[i];
if(cnt==0)
{
win=v[i];
cnt=1;
}
else
{
if(v[i]==win)
{
cnt++;
}
else
{
cnt--;
}
}
}
for(i=1;i<=n;i++)
{
if(v[i]==win)
{
nr++;
}
}
if(nr>=n/2+1)
{
fout<<win<<" "<<nr;
}
else
{
fout<<-1;
}
return 0;
}