Compilare: main.cpp: In member function 'void Graf::afis()': main.cpp:52:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 52 | for(int j=0; j<adc[i].size(); j++){ | ~^~~~~~~~~~~~~~ main.cpp: In member function 'int Graf::bfs(int, int)': main.cpp:70:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 70 | for(int i=0; i<adc[nod].size(); i++){ | ~^~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::senat(int, int, int, int)': main.cpp:115:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 115 | for(int j=0; j<adc[i].size(); j++) | ~^~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:129:13: warning: unused variable 'x' [-Wunused-variable] 129 | int s,d,x,y,c,n,m; | ^ main.cpp:129:15: warning: unused variable 'y' [-Wunused-variable] 129 | int s,d,x,y,c,n,m; | ^ main.cpp:129:17: warning: unused variable 'c' [-Wunused-variable] 129 | int s,d,x,y,c,n,m; | ^