Compilare: main.cpp: In member function 'void Graf::afis()': main.cpp:34:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 34 | for(int j=0; j<adiacenta[i].size(); j++) | ~^~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'int Graf::patrol2()': main.cpp:61:31: 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<adiacenta[nod].size(); i++){ | ~^~~~~~~~~~~~~~~~~~~~~~