#include <fstream>
using namespace std;
ifstream fin("scmax.in");
ofstream fout("scmax.out");
int v[100001],l[100001],n,i,j,nr,Max,Max2,Max3;
int main()
{
    fin>>n;
    for(i=1;i<=n;i++)
        fin>>v[i];
        l[n]=1;
    for(i=n-1;i>=1;i--)
    {nr=1;Max=v[i];
        for(j=i+1;j<=n;j++)
        {

            if(Max<v[j])
            {
                nr++;
                Max=v[j];
            }
        }
        l[i]=nr;}
        for(i=n;i>=1;i--)
            if(l[i]>=Max2)
                {Max3=i;Max2=l[i];}
                fout<<Max2<<endl;
                fout<<v[Max3]<<" ";
            for(i=Max2;i<=n;i++)
                if(v[i]>v[Max3])
                    {fout<<v[i]<<" ";v[Max3]=v[i];}

    return 0;
}