#include <iostream>
#include <bits/stdc++.h>

using namespace std;
long a[100001];int sol[100001];int n;
ifstream f("scmax.in");
ofstream g("scmax.out");
void citire()
{


    f>>n;
    for (int i=1; i<=n; ++i) {f>>a[i]; sol[i]=1;};
    f.close();
}

void afisare()
{

int maxim=sol[1];
    for (int i=1; i<=n; ++i)
        if (sol[i]>maxim) maxim=sol[i];
        g<<maxim;

    g.close();
}




bool b;
int main()
{
    citire();
    for (int i=2; i<=n; ++i)
    {


     for (int j=1; j<i; ++j)
        {
             b=((sol[j]==sol[i])&& (a[i]>a[j]));
            //cout<<"rezultatul conditiei verificar al"<<i<<"cu al" <<j<<b<<endl;

      if (b) sol[i]=sol[i]+1;
        }

    }


afisare();
   return 0;
}