Compilare: main.cpp: In member function 'std::pair<int, std::vector<long long int> > Graph::bellmanFord(int)': main.cpp:472:40: warning: suggest parentheses around assignment used as truth value [-Wparentheses] 472 | inQueue[source] = seen[source] = 1; main.cpp: In function 'int main()': main.cpp:547:12: warning: unused variable 'm' [-Wunused-variable] 547 | int n, m, x, y, z; | ^ main.cpp:547:18: warning: unused variable 'y' [-Wunused-variable] 547 | int n, m, x, y, z; | ^ main.cpp:547:21: warning: unused variable 'z' [-Wunused-variable] 547 | int n, m, x, y, z; | ^