Compilare: main.cpp: In function 'int exista_drum_crestere()': main.cpp:47:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 47 | for (int i = 0; i< graf[nod].size(); i++) | ~^~~~~~~~~~~~~~~~~~ main.cpp:41:9: warning: unused variable 'gasit' [-Wunused-variable] 41 | int gasit = 0; | ^~~~~ main.cpp: In function 'int main()': main.cpp:102:9: warning: unused variable 'i' [-Wunused-variable] 102 | int i, prod,j, mag; | ^