Compilare: main.cpp: In member function 'void graf_neorientat::DFSbiconex(int, std::vector<int>*, int*, int*, std::stack<int>&, std::vector<std::vector<int> >&)': main.cpp:70:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 70 | for(int j=0; j<muchii[nod].size(); ++j) | ~^~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf_neorientat::Componente_biconexe()': main.cpp:131:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 131 | for(int i=0; i<componente.size(); ++i) | ~^~~~~~~~~~~~~~~~~~ main.cpp:133:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 133 | for(int j=0; j<componente[i].size(); ++j) | ~^~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf_neorientat::DFScritice(int, std::vector<int>*, std::vector<std::vector<int> >&, int*, int*)': main.cpp:155:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 155 | for(int j=0; j<muchii[nod].size(); ++j) | ~^~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf_neorientat::MuchiiCritice()': main.cpp:204:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 204 | for(int i=0; i<muchii_critice.size(); ++i) | ~^~~~~~~~~~~~~~~~~~~~~~ main.cpp:206:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 206 | for(int j=0; j<muchii_critice[i].size(); ++j) | ~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf_orientat::SortareTopologica()': main.cpp:224:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 224 | for(int j=0; j<muchii[i].size(); ++j) | ~^~~~~~~~~~~~~~~~~ main.cpp:244:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 244 | for(int j=0; j<muchii[vf].size(); ++j) | ~^~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf_orientat::Graf_transpus(std::vector<int>*)': main.cpp:262:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 262 | for(int j=0; j<muchii[i].size(); ++j) | ~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf_orientat::DFStimpi(int, std::vector<int>*, std::stack<int>&)': main.cpp:269:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 269 | for(int i=0; i<muchii_curente[nod].size(); ++i) | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf_orientat::DFSctc(int, std::vector<int>*, int, std::vector<int>*)': main.cpp:282:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 282 | for(int i=0; i<muchii_curente[nod].size(); ++i) | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf_orientat::CTC()': main.cpp:326:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 326 | for(int j=0; j<comp_tare_con[i].size(); ++j) | ~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::DFS(int, std::vector<int>*)': main.cpp:371:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 371 | for(int i=0; i<muchii_curente[nod].size(); ++i) | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::BFS(int)':