Compilare: main.cpp: In member function 'void Trie::baga(std::string&, int, int)': main.cpp:28:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 28 | if(p == s.size()) | ~~^~~~~~~~~~~ main.cpp: In member function 'std::pair<int, int> Trie::info(std::string&, int)': main.cpp:52:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 52 | if(p == s.size()) return {in,out}; | ~~^~~~~~~~~~~