Compilare: main.cpp: In member function 'void graf::dfs(int)': main.cpp:34:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 34 | for (int index = 0; index < muchii[node].size(); ++index) { | ~~~~~~^~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::dfsInversate(int, int)': main.cpp:49:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 49 | for (int index = 0; index < muchiiInversate[node].size(); ++index) { | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::vector<int> graf::bfs(int)': main.cpp:88:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 88 | for (int i = 0; i < muchii[nod].size(); ++i) | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::dfsSortareTopologica(int, std::stack<int>&)': main.cpp:102:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 102 | for (int i = 0; i < muchii[nod].size(); ++i) | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'bool graf::havelHakimi(std::vector<int>)': main.cpp:215:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 215 | if (grad > grade.size()) return false; | ~~~~~^~~~~~~~~~~~~~ main.cpp:203:13: warning: unused variable 'n' [-Wunused-variable] 203 | int n = grade.size(); | ^ main.cpp: In member function 'std::vector<int> graf::dijkstra(std::vector<std::vector<int> >, int)': main.cpp:257:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 257 | for (int i = 0; i < muchii[nod].size(); ++i) { | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::apmInfoarena()': main.cpp:441:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<graf::muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 441 | for (int i = 0; i < solApm.size(); ++i) | ~~^~~~~~~~~~~~~~~ main.cpp:446:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<graf::muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 446 | for (int i = 0; i < solApm.size(); ++i) | ~~^~~~~~~~~~~~~~~