#include <fstream>
using namespace std;
int main()
{
    ifstream f("elmaj.in");
    ofstream g("elmaj.out");
    long long n,v[n+1],i,c=1,maj,n2,a;
    f>>n;
    n2=n;
    for(i=1;i<=n;i++)
        f>>v[i];
    for(i=1;i<n2;i++)
    {
        if(v[i]==v[i+1])
        {
            if(c!=0)
                c++;
            else
                c=2;
        }
        else
        {
            v[i]=v[i+2];
            v[i+1]=v[i+3];
            n2-=2;
            if(c!=0)
                c--;
        }
        maj=v[i];
    }
    g<<maj<<" ";
    f.close();
    return 0;
}