Compilare: main.cpp: In function 'void Add(trieNode*, int, int)': main.cpp:28:13: warning: comparison of integer expressions of different signedness: 'const int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 28 | if (poz == s.length()) | ~~~~^~~~~~~~~~~~~ main.cpp: In function 'void Delete(const trieNode*, int)': main.cpp:52:13: warning: comparison of integer expressions of different signedness: 'const int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 52 | if (poz == s.length()) | ~~~~^~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:75:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 75 | for (int c = 0; c < s.length(); c++) | ~~^~~~~~~~~~~~ main.cpp:84:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 84 | for (int c = 0; c < s.length(); c++) | ~~^~~~~~~~~~~~