#include <bits/stdc++.h>
using namespace std;
int ans;
int main(){
    int n;
    cin>>n;
    while(n--){
        char c;
        cin>>c;
        if(c=='#'){
            string s;
            getline(cin,s);
            if(s[0]==' '){
                int pos=1;
                while(pos<s.size()&&(s[pos]==' '||s[pos]=='\r'))    pos++;
                if(pos<s.size()) ans++;
            }
        }
    }
    cout<<ans;
}