#include <iostream>
#include <fstream>
using namespace std;

int main()
{ifstream fin("input.in");
ofstream fout("output.out");
    int v[100],n,i,c=0;
    fin>>n;
    for(i=0;i<n;i++)
        cin>>v[i];
        if(v[i]>0)
            c=1;
        for(i=0;i<n;i++)
            if(v[i]<0)
            c++;
        fout<<c;
    return 0;
}