size_t num_submissions;

std::cin >> num_submissions;

std::map<std::string, int> team_submissions_counter;

std::string current_team;

for(size_t i = 0; i < num_submissions; i++) {

std::cin >> current_team;

team_submissions_counter[current_team]++;

}

for(const auto&[team, team_submissions_count]: team_submissions_counter) {

if (team_submissions_count >= MIN_SUBMISSIONS_TO_BE_SPAMMER) {

std::cout << team << std::endl;

}

}

return 0;