Compilare: main.cpp: In function 'void DFS(int, int&, std::vector<bool>&)': main.cpp:19:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (auto i = 0; i < A[nod].size(); i++) ~~^~~~~~~~~~~~~~~ main.cpp: In function 'void DFST(int, int&, std::vector<bool>&)': main.cpp:32:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (auto i = 0; i < T[nod].size(); i++) ~~^~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:71:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < rez.size(); i++) ~~^~~~~~~~~~~~