Compilare: main.cpp: In member function 'std::vector<int> Graf::bfs(int)': main.cpp:61:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 61 | for(int i=0; i<drum[p].size(); ++i) | ~^~~~~~~~~~~~~~~ main.cpp:66:33: warning: value computed is not used [-Wunused-value] 66 | viz[drum[p][i]] == true; | ~~~~~~~~~~~~~~~~^~~~~~~ main.cpp: In member function 'void Graf::dfs(int, bool*)': main.cpp:104:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 104 | for(int i = 0; i <drum[nod].size(); ++i) | ~~^~~~~~~~~~~~~~~~~