Compilare: main.cpp: In member function 'void Graph::bfs(std::queue<int>&, std::vector<bool>&, std::vector<int>&)': main.cpp:96:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 96 | for(int i=0; i<adjacency_list[current_node].size(); i++){ | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void BFSInfoarena()': main.cpp:131:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 131 | for(int i = 1; i < rezolvare.size(); i++){ | ~~^~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graph::dfs(int, std::vector<bool>&)': main.cpp:139:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 139 | for(int i = 0; i < adjacency_list[x].size(); i++){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graph::Topological_Sort(int, std::vector<bool>&, std::vector<int>&)': main.cpp:173:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 173 | for(int i=0; i<adjacency_list[x].size(); i++){ | ~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graph::bcc(int, int, std::vector<int>&, std::vector<int>&, std::stack<edge>&, int&, std::vector<std::set<int> >&, std::vector<bool>&)': main.cpp:206:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 206 | for(int i = 0; i < adjacency_list[x].size(); i++){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void BiconexInfoarena()': main.cpp:261:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::set<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 261 | for(int i = 0; i < bc_components.size(); i++){ | ~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void APMInfoarena()': main.cpp:384:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<edge>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 384 | for(int i = 0; i < APM.size(); i++){ | ~~^~~~~~~~~~~~ main.cpp: In member function 'void Graph::Dijkstra(std::vector<int>&, std::priority_queue<std::pair<int, int>, std::vector<std::pair<int, int> >, std::greater<std::pair<int, int> > >&)': main.cpp:401:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<edge_with_cost>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 401 | for (int i = 0; i < adjacency_list_with_costs[x].size(); i++){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~