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#include <bits/stdc++.h>
using namespace std;
int main()
{
ifstream fin ("elmaj.in");
int x , maj , s , n;
fin >> n;
fin >> x;
s = 1;
maj = x;
for(int i = 2 ; i <= n ; i++)
{
fin >> x;
if(maj != x)
s--;
else s++;
if(s <= 0)
{
s = 1;
maj = x;
}
}
fin.close();
fin.open("elmaj.in");
fin >> n >> x;
s = 0;
s += (maj == x);
for(int i = 2 ; i <= n ; i++)
{
fin >> x;
s += (maj == x);
}
ofstream fout("elmaj.out");
if(s > n / 2)
fout << maj << " " << s << "\n";
else fout << "-1\n";
fin.close();
fout.close();
return 0;
}