Compilare: main.cpp: In function 'int main()': main.cpp:25:29: warning: format '%d' expects argument of type 'int', but argument 2 has type 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wformat=] 25 | Q.push_back(n);printf("%d\n",Q.size()); | ~^ ~~~~~~~~ | | | | int std::vector<int>::size_type {aka long unsigned int} | %ld