Compilare: main.cpp: In constructor 'Graf::Graf(int, std::vector<std::vector<int> >)': main.cpp:64:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 64 | for( int i = 0; i < lista_vecini1.size(); i++ ){ | ~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp: In copy constructor 'Graf::Graf(const Graf&)': main.cpp:70:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 70 | for( int i = 0; i < ob.lista_vecini.size(); i++ ){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'Graf& Graf::operator=(Graf&)': main.cpp:77:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 77 | for( int i = 0; i < ob.lista_vecini.size(); i++ ){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'std::ostream& operator<<(std::ostream&, Graf&)': main.cpp:86:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 86 | for( int i = 0; i < ob.lista_vecini.size(); i++ ){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:87:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 87 | for( int j = 0; j < ob.lista_vecini[i].size(); j++ ){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::vector<int> Graf::bfs(int)': main.cpp:151:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 151 | for( int i = 0; i < lista_vecini[u].size(); i++ ){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::vizitat(std::vector<int>&, std::vector<int>&, std::vector<int>&, int&, int&)': main.cpp:186:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 186 | for( int i = 0; i < lista_vecini[u].size(); i++ ){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::dfs_bi(int, int, std::vector<int>&, std::vector<int>&, std::vector<int>&, std::deque<int>&, std::vector<std::vector<int> >&)': main.cpp:205:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 205 | for( int i = 0; i < lista_vecini[k].size(); i++ ){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::biconex()': main.cpp:247:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 247 | for( int i = 0; i < bic.size(); i++ ){ | ~~^~~~~~~~~~~~ main.cpp:249:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 249 | for( int j = 0; j < bic[i].size(); j++ ){ | ~~^~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::strongconnect(int, int&, std::vector<int>&, std::vector<int>&, std::vector<bool>&, std::deque<int>&, std::vector<std::vector<int> >&)': main.cpp:265:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 265 | for( int i = 0; i < lista_vecini[v].size(); i++ ){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::ctc()': main.cpp:313:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 313 | for( int i = 0; i < componente.size(); i++ ){ | ~~^~~~~~~~~~~~~~~~~~~ main.cpp:315:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 315 | for( int j = 0; j < componente[i].size(); j++ ){ | ~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::sortaret()':