#include<fstream>
using namespace std;

ifstream f("scmax.in");
ofstream g("scmax.out");

int v[100001],l[100001],n,i,k,maxim,t;

int main()
{
	f>>n;
	for(i=1;i<=n;i++)
		f>>v[i];
	l[n]=1;
	for(k=n-1;k>=1;k--)
	{
		maxim=0;
		for(i=k+1;i<=n;i++)
			if(v[i]>=v[k] && l[i]>maxim)
				maxim=l[i];
			l[k]=1+maxim;
	}
	maxim=l[1];
	t=1;
	for(k=1;k<=n;k++)
		if(l[k]>maxim)
		{
			maxim=l[k];
			t=k;
		}
		g<<maxim;
		g<<"\n";
		for(i=t+1;i<=n;i++)
			if(v[i]>v[t] && l[i]==maxim-1)
			{
				g<<v[i]<<" ";
				maxim--;
			}
			return 0;
}