#include <cstdio>
#include <map>
using namespace std;
map<long long,int> x;
int n,aux,i;
int main()
{
    freopen("elmaj.in","r",stdin);
    freopen("elmaj.out","w",stdout);
    scanf("%d\n",&n);
    for(i=1;i<=n;i++){
        scanf("%d",&aux);
        x[aux]++;
    }
    for(map<long long,int>::iterator it=x.begin();it!=x.end();++it)
        if(it->second>=n/2+1){
            printf("%d ",it->first);
            printf("%d ",it->second);
            return 0;
        }
    printf("-1");
    return 0;
}