#include<iostream>
using namespace std;
int main(){
    int ans=0;
    int t;
    cin>>t;
    while(t--){
        char c=getchar();
        string s;
        getline(cin,s);
        for(int i=0;s[i];++i){
            if(s[i]==' ')continue;
            else {
                if(s[i]=='#'&&s[i+1]==' '){ans++;break;}
                else break;
            }
        }
    }
    cout<<ans;
    return 0;

}