Compilare: main.cpp: In member function 'void AIB::update(int, int)': main.cpp:43:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 43 | for (int i = poz ; i < aib.size() ; i += lsb(i)) | ~~^~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:62:13: warning: unused variable 'q' [-Wunused-variable] 62 | int n=0,q=0; | ^