#include <iostream>
#include <set>
#include <cmath>
#include <queue>
#include <vector>
#include <cstdlib>
#include <ctime>
#include <cmath>
#include <algorithm>
#include <cassert>
#include <map>
#include <deque>
using namespace std;
set<char> punctuation = {'.', '?', '!'};
int main() {
ios_base::sync_with_stdio(false);
cin.tie(NULL);
int n;
cin >> n;
string val;
std::vector<string> vec;
int p = 0;
while(std::cin >> val) {
vec.push_back(val);
if (punctuation.count(val.back())) {
p++;
if (p == n) {
break;
}
}
}
p = 0;
for (string s: vec) {
bool end = false;
if (punctuation.count(s.back())) {
end = true;
s.pop_back();
}
if (s[0] >= 'A' and s[0] <= 'Z') {
bool fine = true;
for (char c: s) {
if (!((c >= 'a' and c <= 'z') or (c >= 'A' and c <= 'Z'))) {
fine = false;
}
}
p += fine;
}
if (end) {
cout << p << '\n';
p = 0;
}
}
}
