Compilare: main.cpp: In function 'void find_path(int, int)': main.cpp:74:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 74 | for (int i = 0; i < adjacent[currentNode.first].size(); ++i) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:62:7: warning: variable 'refreshQueue' set but not used [-Wunused-but-set-variable] 62 | int refreshQueue = false; | ^~~~~~~~~~~~