Compilare: main.cpp: In function 'int main()': main.cpp:45:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 45 | for(int i = 1; i < dist.size(); i++) | ~~^~~~~~~~~~~~~ main.cpp: In function 'void dijkstra(int, std::vector<int>&, std::vector<std::__cxx11::list<NodeCost> >&)': main.cpp:74:9: warning: unused variable 'nodes' [-Wunused-variable] 74 | int nodes = dist.size(); | ^~~~~