Compilare: main.cpp: In member function 'void Graf::afis()': main.cpp:36:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 36 | for(int j=0; j<adiacenta[i].size(); j++) | ~^~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'bool Graf::verif_vecin(int, int)': main.cpp:75:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 75 | for(int i=0; i<adiacenta[n].size(); i++){ | ~^~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'int Graf::vall_graf()': main.cpp:128:5: warning: no return statement in function returning non-void [-Wreturn-type] 128 | } | ^ main.cpp: In function 'int main()': main.cpp:140:25: warning: unused variable 'c' [-Wunused-variable] 140 | int n,m,pl,pc,cl,cc,c,x; | ^