#include<stdio.h>
int v[1000000];
int main()
{
    FILE *in=fopen("elmaj.in","r"),*out=fopen("elmaj.out","w");
    int n;
    fscanf(in,"%d",&n);
    int i;
    fscanf(in,"%d",&v[1]);
    int max=v[1],l=1;
    for(i=2;i<=n;i++)
    {
        fscanf(in,"%d",&v[i]);
        if(v[i]==max)
            l++;
        else
        {
            l--;
            if(l<0)
            {
                max=v[i];
                l=1;
            }
        }
    }
    l=0;
    for(i=1;i<=n;i++)
        if(v[i]==max)
            l++;
    if(l>=n/2+1)
        fprintf(out,"%d %d\n",max,l);
    else
        fprintf(out,"-1\n");
    return 0;
}