Compilare: main.cpp: In member function 'void Graf::BFS2(int)': main.cpp:77:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 77 | for (int j = 0; j < adiacenta[nodPlecare].size(); j++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In constructor 'Graf::Graf()': main.cpp:45:21: warning: iteration 100000 invokes undefined behavior [-Waggressive-loop-optimizations] 45 | vizitat2[i] = -1; | ~~~~~~~~~~~~^~~~ main.cpp:44:23: note: within this loop 44 | for (int i = 1; i <= maxi; i++) | ~~^~~~~~~