Compilare: main.cpp: In member function 'void Graf_Neorientat::dfs_biconex_stiva(int, int*, int*, int*, std::stack<std::pair<int, int> >&, std::set<int, std::less<int> >&, int*)': main.cpp:119:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 119 | for(int i=1;i<=lista_adiacenta[nod].size();i++) | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:115:9: warning: unused variable 'nr_noduri2' [-Wunused-variable] 115 | int nr_noduri2 = Graf_Neorientat::get_nr_noduri(); | ^~~~~~~~~~ main.cpp: In member function 'void Graf_Neorientat::dfs_biconex(int, int*, int*, int*, int, int*, std::stack<std::pair<int, int> >&, std::unordered_map<int, std::vector<int> >&)': main.cpp:156:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 156 | for(int i=1;i<=lista_adiacenta[nod].size();i++) | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'int Graf_Neorientat::begin_biconex()': main.cpp:191:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 191 | for(int j=0;j<lista_fii[i].size();j++) | ~^~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'virtual void Graf_Neorientat::bfs(int)': main.cpp:252:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 252 | for(int i=1;i<=lista_adiacenta[front_queue].size();i++) | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf_Neorientat::dfs(int, int*)': main.cpp:273:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 273 | for(int i=1;i<=lista_adiacenta[nod].size();i++) | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'Graf_Neorientat& Graf_Neorientat::operator=(const Graf_Neorientat&)': main.cpp:327:5: warning: value computed is not used [-Wunused-value] 327 | *this; | ^~~~~ main.cpp:327:5: warning: statement has no effect [-Wunused-value] main.cpp:328:1: warning: no return statement in function returning non-void [-Wreturn-type] 327 | *this; +++ |+ return *this; 328 | } | ^ main.cpp: In member function 'virtual void Graf_Orientat::bfs(int)': main.cpp:398:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 398 | for(int i=1;i<=lista_adiacenta[front_queue].size();i++) | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf_Orientat::dfs(int, int*)': main.cpp:421:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 421 | for(int i=1;i<=lista_adiacenta[nod].size();i++) | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'Graf_Orientat& Graf_Orientat::operator=(const Graf_Orientat&)': main.cpp:474:5: warning: value computed is not used [-Wunused-value] 474 | *this; | ^~~~~ main.cpp:474:5: warning: statement has no effect [-Wunused-value] main.cpp:475:1: warning: no return statement in function returning non-void [-Wreturn-type] 474 | *this; +++ |+ return *this; 475 | }