Compilare: main.cpp: In function 'void debug(std::vector<long long int>)': main.cpp:50:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 50 | for(int i = 0;i < v.size();i++) {cout << v[i] << ' ';} | ~~^~~~~~~~~~ main.cpp: In function 'std::string decToBin(int, int)': main.cpp:69:22: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 69 | while(ans.size() < sz) ans.insert(ans.begin(), '0'); | ~~~~~~~~~~~^~~~ main.cpp:62:9: warning: unused variable 'it' [-Wunused-variable] 62 | int it = 0; | ^~