Compilare: main.cpp: In function 'int main()': main.cpp:45:21: warning: comparison of integer expressions of different signedness: 'std::set<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 45 | if(av.size()<maxCC) | ~~~~~~~~~^~~~~~ main.cpp:62:29: warning: 'ways' may be used uninitialized in this function [-Wmaybe-uninitialized] 62 | fout << maxCC << " " << ways; | ^~~~