Compilare: main.cpp: In function 'void DFS(int)': main.cpp:20:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 20 | for (int i = 0; i < Ad[nod].size(); i++) | ~~^~~~~~~~~~~~~~~~ main.cpp:24:14: warning: 'w' may be used uninitialized in this function [-Wmaybe-uninitialized] 24 | if (vis[w] == 0) | ~~~~~^