Compilare: main.cpp: In member function 'void Graf::BFS(int)': main.cpp:61:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 61 | for (int j = 0; j < lista_ad[q.front()].size();j++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:73:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 73 | for (int i = 1; i <= dist.size()-1;i++) | ~~^~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::DFS(int, std::vector<bool>)': main.cpp:83:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 83 | for (int i = 0; i < lista_ad[start].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'int Graf::Conexe(int, int)': main.cpp:101:1: warning: no return statement in function returning non-void [-Wreturn-type] 101 | } | ^