#include<iostream>
using namespace std;
int main()
{
    double a[6];
    int m=0,i;
    cin>>a[0]>>a[1]>>a[2]>>a[3]>>a[4]>>a[5];
    for(;i<=5;i++)
    {
        if(a[i]>0)
        {m++;}
        else {m=m;}
    }
     printf("%d positive numbers",m);
    return 0;
}