#include <iostream>
#include <fstream>
using namespace std;
ifstream in("scmax.in");
ofstream out("scmax.out");
const int N=100001;
int v[N],lung[N],n,nr[N];

void afisare()
{
    for(int i=1;i<=n;i++)
    {
        cout<<lung[i]<<' ';
    }
    cout<<"\n";
    for(int i=1;i<=n;i++)
    {
        cout<<nr[i]<<" ";
    }
}
void lungime()
{
    int i,j;
    lung[1]=1;nr[1]=1;
    for(i=2;i<=n;i++)
    {
        lung[i]=0;
        for(j=1;j<i;j++)
        {
            if(v[j]>=v[i]) continue;
            if(lung[j]==lung[i]) nr[i]+=nr[j];
            if(lung[j]>lung[i])
            {
                nr[i]=nr[j];
                lung[i]=lung[j];
            }
        }
		lung[i]++;
	}
    return;
}
int main()
{
    int i,poz=1;
    in>>n;
    for(i=1;i<=n;i++)
        in>>v[i];
    lungime();
	out<<lung[n]<<"\n";
	afisare();
	for(i=1;i<=lung[n];i++)
	{
		while( poz<=n && lung[poz]==i )
			poz++;
		out<<v[poz-1]<<' ';
	}

    return 0;
}