Compilare: main.cpp: In member function 'void Graph::printGraph()': main.cpp:77:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 77 | for(int j = 0; j < adlist[i].size(); ++j) | ~~^~~~~~~~~~~~~~~~~~ main.cpp: In member function 'Graph Graph::transpose()': main.cpp:151:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 151 | for(j = 0; j < adlist[i].size(); ++j) | ~~^~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graph::stronglyConnectedComponents()': main.cpp:180:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 180 | for(j = 0; j < comp[i].size(); ++j) | ~~^~~~~~~~~~~~~~~~ main.cpp: In member function 'bool Graph::graphExistsHakimi(std::vector<int>&, int)': main.cpp:216:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 216 | if(degree > dg.size())//check if enough elements are in the list | ~~~~~~~^~~~~~~~~~~ main.cpp:219:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 219 | for(int i = 0; i < dg.size(); ++i) | ~~^~~~~~~~~~~ main.cpp: In member function 'std::vector<std::vector<int> > Graph::criticalConnections(int, std::vector<std::vector<int> >&)': main.cpp:281:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 281 | for(int i = 0; i < connections.size(); ++i)//for each edge | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graph::biconnectedComponents()': main.cpp:407:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::set<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 407 | for(int i = 0; i < biconnected.size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:518:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 518 | for(int i = 0; i < sol.size(); ++i) | ~~^~~~~~~~~~~~ main.cpp:520:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 520 | for(int j = 0; j < sol[i].size(); ++j) | ~~^~~~~~~~~~~~~~~ main.cpp:468:9: warning: unused variable 'i' [-Wunused-variable] 468 | int i, first, n, m; | ^ main.cpp:468:12: warning: unused variable 'first' [-Wunused-variable] 468 | int i, first, n, m; | ^~~~~ main.cpp:468:22: warning: unused variable 'm' [-Wunused-variable] 468 | int i, first, n, m; | ^