Compilare: main.cpp: In function 'int main()': main.cpp:50:34: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'long long unsigned int' [-Wsign-compare] 50 | for (int j=0;primeList[j]<=n && j<primeList.size();j++) main.cpp:50:42: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 50 | for (int j=0;primeList[j]<=n && j<primeList.size();j++) | ~^~~~~~~~~~~~~~~~~