#include<bits/stdc++.h>
using namespace std;
int main(){
    int n,i,c=0;
    string a;
    cin>>n;
    for (i=1;i<=n;i++) {
        cin>>a;
        if (a[0]>='H' && a[0]<='Q') {
            c++;    
        } 
        if (a[0]>='U' && a[0]<='Z') {
            c++;
        }
    }
    cout<<c<<endl;
  
    return 0;
}
  
/**************************************************************
	Problem: 1181
	User: fuyijun
	Language: C++
	Result: Accepted
	Time:7 ms
	Memory:2076 kb
****************************************************************/