Compilare: main.cpp: In function 'void adaugaCuvant(nod*, std::string, int)': main.cpp:25:12: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 25 | if (lit==cuvant.size()) | ~~~^~~~~~~~~~~~~~~ main.cpp: In function 'int stergeCuvant(nod*, std::string, int)': main.cpp:43:12: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 43 | if (lit==cuvant.size()) | ~~~^~~~~~~~~~~~~~~ main.cpp: In function 'int aparitiiCuvant(nod*, std::string, int)': main.cpp:67:12: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 67 | if (lit==cuvant.size()) | ~~~^~~~~~~~~~~~~~~ main.cpp: In function 'int prefixCuvant(nod*, std::string, int)': main.cpp:84:12: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 84 | if (lit==cuvant.size()) | ~~~^~~~~~~~~~~~~~~