#include #include #include #include #include #include #include #include #include #include using namespace std; int main(){ int p, cnt = 0; string s; cin >> s; while ((p = s.find("-")) != string::npos){ s.erase(p, 1); } p = 0; while ((p = s.find("min", p)) != string::npos){ cnt++; p += 3; } cout << cnt << endl; }