Compilare: main.cpp: In constructor 'Graph::Graph(std::string, bool)': main.cpp:59:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<std::pair<int, int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 59 | for (int i = 0; i < this->lista_vecini.size(); i ++) { | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:61:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 61 | for (int j = 0; j < this->lista_vecini[i].size(); j++) { | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graph::biconex(unsigned int, int*, int*, unsigned int&, std::stack<std::pair<unsigned int, unsigned int> >&, std::vector<unsigned int>&)': main.cpp:147:66: warning: comparison of integer expressions of different signedness: 'unsigned int' and 'int' [-Wsign-compare] 147 | } while (nod_stanga != nod_curent || nod_dreapta != lista_vecini[nod_curent][i].first); | ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~