Compilare: user.cpp: In function ‘int Tip3(std::vector<int>*, int)’: user.cpp:9:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i =0; i< H[r].size();i++) ^ user.cpp: In function ‘int Contains(std::vector<int>*, int)’: user.cpp:18:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i =0; i< H[r].size();i++) ^