#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("scmax.in");
ofstream fout("scmax.out");
int a[100001],l[100001],n;
int fmax(int i)
{
    int amax=-1;
    for(int k=i;k<=n;k++)
    {
        if(l[k]>amax)
            amax=l[k];
    }
    return amax;
}
int main()
{
    fin>>n;
    for(int i=1;i<=n;i++)
        fin>>a[i];
    l[n]=1;
    int j;
    for(int i=n-1;i>=1;i--)
    {
        l[i]=1;
        j=i;
        do {j++;}
        while (a[i]>a[j] and j<n);
        if(a[i]<a[j])
            l[i]=fmax(j)+1;
    }
    int maxi=-1,maxii;
    for(int i=1;i<=n;i++)
        if(l[i]>maxi)
        {
            maxi=l[i];
            maxii=i;
        }
    fout<<maxi<<'\n';
    maxi=a[maxii];
    fout<<maxi<<" ";
    for(int i=maxii+1;i<=n;i++)
        if(a[i]>maxi and l[i]==l[maxii]-1)
        {
            maxi=a[i];
            fout<<maxi<<" ";
            maxii=i;
        }
    return 0;
}