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#include <fstream>
using namespace std;
ifstream cin("elmaj.in");
ofstream cout("elmaj.out");
int v[1000005];
int main()
{
int n;
cin>>n;
for(int i=1;i<=n;i++) cin>>v[i];
int maj=v[1],f=1;
for(int i=2;i<=n;i++){
if(v[i]==maj) f++;
else f--;
if(f<0) maj=v[i],f=1;
}
f=0;
for(int i=1;i<=n;i++){
if(v[i]==maj) f++;
}
if(f>n/2) cout<<maj<<" "<<f;
else cout<<-1;
return 0;
}