Compilare: main.cpp: In member function 'void Graph::printGraph()': main.cpp:141:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 141 | for(int j = 0; j < adlist[i].size(); ++j) | ~~^~~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::vector<std::vector<int> > Graph::transpose()': main.cpp:267:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 267 | for(int j = 0; j < adlist[i].size(); ++j) | ~~^~~~~~~~~~~~~~~~~~ main.cpp: In member function 'bool Graph::graphExistsHakimi(std::vector<int>&, int)': main.cpp:332:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 332 | if(degree > dg.size())//check if enough elements are in the list | ~~~~~~~^~~~~~~~~~~ main.cpp:335:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 335 | for(int i = 0; i < dg.size(); ++i) //substract 1 from the following | ~~^~~~~~~~~~~ main.cpp: In member function 'std::vector<std::vector<int> > Graph::criticalConnections(int, std::vector<std::vector<int> >&)': main.cpp:388:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 388 | for(int i = 0; i < connections.size(); ++i)//for each edge | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'int Graph::kruskal(std::vector<std::pair<int, int> >&)': main.cpp:434:41: warning: comparison of integer expressions of different signedness: 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 434 | for(int i = 1; i <= m && sol.size() != n-1; ++i)//for each edge until we choose n-1 | ~~~~~~~~~~~^~~~~~ main.cpp: In member function 'std::vector<int> Graph::dijkstra()': main.cpp:504:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 504 | for(int i = 0; i < adcost[node].size(); ++i)//for all nodes that "node" is connected to | ~~^~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::vector<int> Graph::bellmanFord()': main.cpp:567:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 567 | for(int i = 0; i < adcost[node].size(); ++i) //for each neighbour | ~~^~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void solveConnectedComponents()': main.cpp:828:10: warning: unused variable 'viz' [-Wunused-variable] 828 | bool viz[N] = {0}; | ^~~ main.cpp: In function 'void solveBiconnectedComponents()': main.cpp:846:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 846 | for(int i = 0; i < biconnected.size(); ++i) | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp:849:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 849 | for(int j = 0 ; j < comp.size(); ++j) | ~~^~~~~~~~~~~~~ main.cpp: In function 'void solveStronglyConnectedComponents()': main.cpp:871:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 871 | for(int j = 0; j < comp[i].size(); ++j) | ~~^~~~~~~~~~~~~~~~ main.cpp: In function 'void solveCriticalConnections()': main.cpp:915:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 915 | for(int i = 0; i < sol.size(); ++i) | ~~^~~~~~~~~~~~