RRR

#include <iostream>

#include <set>

using namespace std;

int main() {

  string s;

  int c = 0;

  getline(cin, s);

  for (int i = 0; i < s.size(); ++i) {

    if (s[i] == '.' || s[i] == ',' || s[i] == ';' || s[i] == ':' || s[i] == '!' || s[i] == '?')

      c++;

  }

  cout << c;

  return 0;

}