#include <fstream>
#define NMAX 1000005

using namespace std;

FILE* f=freopen("elmaj.in","r",stdin);
FILE* o=freopen("elmaj.out","w",stdout);

int n;
int v[NMAX];

void GetMostFrequent()
{
    int k=0;
    int cand=-1;
    for(int i=0;i<n;++i)
    {
        if(k==0)
        {
            cand=v[i];
            k=1;
        }
        else
        {
            if(v[i]==cand)
                k++;
            else
                k--;
        }
    }
    int nr=0;
    for(int i=0;i<n;++i)
    {
        if(v[i]==cand)
            nr+=1;
    }
    if(nr>n/2)
        printf("%d %d",cand,nr);
    else
        printf("-1");
}

int main()
{
    scanf("%d",&n);

    for(int i=0;i<n;++i)
    {
        scanf("%d",&v[i]);
    }

    GetMostFrequent();

    return 0;
}