Compilare: main.cpp: In function 'int verificareInchidere(std::string, int)': main.cpp:27:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 27 | for (int j = i+1; j < s.length(); j++) | ~~^~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:49:9: warning: unused variable 'l' [-Wunused-variable] 49 | int l = 1; | ^