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