Compilare: user.cpp: In function ‘int existHash(long long int)’: user.cpp:28:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<Hash[x].size();i++) ^ user.cpp: In function ‘void Rezolvare()’: user.cpp:56:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<Hash[i].size();j++) ^ user.cpp: In function ‘int main()’: user.cpp:68:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<SolV.size();i++) ^