Compilare: main.cpp: In member function 'void graph::getPath(int*, int**)': main.cpp:803:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 803 | for (int i = 0; i < q.size() ; i++) | ~~^~~~~~~~~~ main.cpp: In member function 'void graph::maxflow()': main.cpp:826:9: warning: unused variable 's' [-Wunused-variable] 826 | int s = 1, f = n; | ^