1231231232

cin >> s; if (s.find("er", s.size()-2) != -1) s = s.substr(0, s.size()-2); else if (s.find("ly", s.size()-2) != -1) s = s.substr(0, s.size()-2); else if (s.find("ing", s.size()-3) != -1) s = s.substr(0, s.size()-3); cout << s << endl;