#include <iostream> #include <string> #include <vector> int main() { int N; while (std::cin >> N) { std::vector<std::string> results; for (int i = 0; i < N; ++i) { std::string item; std::cin >> item; if (item == "bowl" || item == "knife" || item == "fork" || item == "chopsticks") { results.push_back(item); } } for (const auto& result : results) { std::cout << result << " "; } std::cout << std::endl; } return 0; }