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#include <fstream>
#include <unordered_map>
using namespace std;
ifstream cin("elmaj.in");
ofstream cout("elmaj.out");
const int lim=1e5+3;
int v[lim];
unordered_map<int,int> m;
int main()
{
int n,lim;
cin>>n;
lim=n/2+1;
for(int i=1;i<=n;++i)
cin>>v[i],m[v[i]]++;
for(int i=1;i<=n;++i)
if(m[v[i]]>=lim)
{
cout<<v[i]<<' '<<m[v[i]];
return 0;
}
cout<<-1;
return 0;
}