Compilare: main.cpp: In function 'void DFS(int, int)': main.cpp:38:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 38 | for(int i = 0; i < ad[node].size(); ++i){ | ~~^~~~~~~~~~~~~~~~~ main.cpp: In function 'void Do()': main.cpp:46:9: warning: variable 'node' set but not used [-Wunused-but-set-variable] 46 | int node; | ^~~~