Compilare: main.cpp: In member function 'void Graf::bfs()': main.cpp:59:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 59 | for (i = 0; i < v[nc].size(); i++) //parcurgerm vecinii lui nc | ~~^~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::dfs(int, int*)': main.cpp:79:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 79 | for (i = 0; i < v[nod].size(); i++) //parcurgem vecinii nodului, se marcheaza toata componenta conexa ca fiind vizitata | ~~^~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::dfstop(int, int*, std::stack<int>&)': main.cpp:105:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 105 | for (i = 0; i < v[nod].size(); i++) | ~~^~~~~~~~~~~~~~~