Compilare: main.cpp: In member function 'void graf::dfs(int)': main.cpp:35:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 35 | for (int index = 0; index < muchii[node].size(); ++index) { | ~~~~~~^~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::dfsInversate(int, int)': main.cpp:50:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 50 | for (int index = 0; index < muchiiInversate[node].size(); ++index) { | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::vector<int> graf::bfs(int)': main.cpp:89:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 89 | for (int i = 0; i < muchii[nod].size(); ++i) | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::dfsSortareTopologica(int, std::stack<int>&)': main.cpp:103:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 103 | for (int i = 0; i < muchii[nod].size(); ++i) | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'bool graf::havelHakimi(std::vector<int>)': main.cpp:216:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 216 | if (grad > grade.size()) return false; | ~~~~~^~~~~~~~~~~~~~ main.cpp:204:13: warning: unused variable 'n' [-Wunused-variable] 204 | int n = grade.size(); | ^ main.cpp: In member function 'std::vector<int> graf::dijkstra(std::vector<std::vector<int> >, int)': main.cpp:258:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 258 | for (int i = 0; i < muchii[nod].size(); ++i) { | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::vector<int> graf::bellmanFord(std::vector<std::vector<int> >, int, int&)': main.cpp:300:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 300 | for (int i = 0; i < muchii[nodSursa].size(); ++i) { | ~~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::apmInfoarena()': main.cpp:526:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<graf::muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 526 | for (int i = 0; i < solApm.size(); ++i) | ~~^~~~~~~~~~~~~~~ main.cpp:531:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<graf::muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 531 | for (int i = 0; i < solApm.size(); ++i) | ~~^~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::eulerInfoarena()': main.cpp:676:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 676 | for (int i = 0; i < sol.size(); ++i) | ~~^~~~~~~~~~~~