Compilare: user.cpp: In function ‘void sortareTopologica(int)’: user.cpp:46:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j = 0; j < vComp[i].size(); ++j) ^ user.cpp: In function ‘void comp_tare(int)’: user.cpp:66:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j = 0; j < v[i].size(); ++j) ^ user.cpp: In function ‘int main()’: user.cpp:174:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else for(j = 0; j < v[i].size(); ++j) ^