Compilare: main.cpp:11: warning: ignoring '#pragma optimize unroll' [-Wunknown-pragmas] 11 | #pragma optimize unroll-loops | main.cpp: In constructor 'Graph::Graph(int)': main.cpp:23:19: warning: 'Graph::viz' will be initialized after [-Wreorder] 23 | vector <bool> viz; | ^~~ main.cpp:22:18: warning: 'std::vector<int> Graph::parent' [-Wreorder] 22 | vector <int> parent; | ^~~~~~ main.cpp:25:5: warning: when initialized here [-Wreorder] 25 | Graph(int n) : n(n), adj(n), viz(n), parent(n), flux(n), capacity(n) { | ^~~~~ main.cpp:22:18: warning: 'Graph::parent' will be initialized after [-Wreorder] 22 | vector <int> parent; | ^~~~~~ main.cpp:21:39: warning: 'std::vector<std::unordered_map<int, int> > Graph::flux' [-Wreorder] 21 | vector <unordered_map <int, int>> flux, capacity; | ^~~~ main.cpp:25:5: warning: when initialized here [-Wreorder] 25 | Graph(int n) : n(n), adj(n), viz(n), parent(n), flux(n), capacity(n) { | ^~~~~ main.cpp: In function 'int main()': main.cpp:102:9: warning: unused variable 'x' [-Wunused-variable] 102 | int x, y; | ^ main.cpp:102:12: warning: unused variable 'y' [-Wunused-variable] 102 | int x, y; | ^