Compilare: main.cpp: In member function 'std::vector<int> Graph::bfs(int)': main.cpp:100:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 100 | for (int i = 0; i < neighbors[aux.front()].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graph::dfs(int, std::vector<bool>&)': main.cpp:137:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 137 | for (int i = 0; i < neighbors[x].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graph::biconnected_dfs(int, int&, std::vector<int>&, std::vector<int>&, std::stack<int>&, std::vector<std::vector<int> >&, std::vector<int>&)': main.cpp:184:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 184 | for (int i = 0; i < neighbors[x].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graph::stronglyconnected_dfs(int, int&, std::vector<int>&, std::vector<int>&, std::stack<int>&, std::vector<std::vector<int> >&, std::vector<bool>&)': main.cpp:247:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 247 | for (int i = 0; i < neighbors[x].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graph::topological_dfs(int, std::vector<bool>&, std::stack<int>&)': main.cpp:302:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 302 | for (int i = 0; i < neighbors[x].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'bool Graph::havel_hakimi(std::vector<int>&)': main.cpp:318:24: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 318 | if (degrees[0] > degrees.size() - 1) //gradul unui nod este mai mare decat nr de noduri disponibile main.cpp: In member function 'void Graph::cconnections_dfs(int, int&, std::vector<int>&, std::vector<int>&, std::vector<int>&, std::vector<std::vector<int> >&)': main.cpp:361:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 361 | for (int i = 0; i < neighbors[x].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:413:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 413 | for (int i = 0; i < aux.size(); i++) | ~~^~~~~~~~~~~~ main.cpp:415:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 415 | for (int j = 0; j < aux[i].size(); j++) | ~~^~~~~~~~~~~~~~~