Compilare: main.cpp: In function 'std::ostream& operator<<(std::ostream&, Graph)': main.cpp:30:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::list<Graph::nodeStruct> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 30 | for(int i = 0; i < graph.adjacent.size(); i++) { | ~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In constructor 'Graph::Graph(std::vector<std::tuple<int, int, int> >&, int, bool)': main.cpp:74:13: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 74 | for(auto[node1, node2, cost]: data) { | ^ main.cpp: In member function 'std::vector<std::__cxx11::list<Graph::nodeStruct> > Graph::transposed()': main.cpp:82:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::list<Graph::nodeStruct> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 82 | for(int i = 0; i < adjacent.size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'int Graph::connected()': main.cpp:163:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::list<Graph::nodeStruct> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 163 | for(int i = 0; i < adjacent.size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::stack<int> Graph::topologicalSort()': main.cpp:182:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::list<Graph::nodeStruct> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 182 | for(int i = 0; i < adjacent.size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::pair<std::vector<std::vector<int> >, std::vector<std::pair<int, int> > > Graph::biconnected()': main.cpp:193:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::list<Graph::nodeStruct> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 193 | for (int i = 0; i < adjacent.size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::vector<std::vector<int> > Graph::hardConnected()': main.cpp:203:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::list<Graph::nodeStruct> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 203 | for(int i = 0; i < adjacent.size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::vector<int> Graph::dijkstra(int)': main.cpp:221:9: warning: unused variable 'cost' [-Wunused-variable] 221 | int cost = 0; | ^~~~ main.cpp: In member function 'std::pair<std::vector<int>, bool> Graph::bellmanFord(int)': main.cpp:251:37: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'std::vector<std::__cxx11::list<Graph::nodeStruct> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 251 | if(visited[i.node2] >= adjacent.size()) main.cpp: In member function 'std::pair<std::vector<Graph::nodeStruct>, int> Graph::minimumTreeKruskall()': main.cpp:264:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 264 | for(int i = 0; i < parents.size(); i++) | ~~^~~~~~~~~~~~~~~~ main.cpp:266:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::list<Graph::nodeStruct> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 266 | for(int i = 0; i < adjacent.size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp:277:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::list<Graph::nodeStruct> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 277 | if(nrEdges == adjacent.size() - 1) | ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'bool Graph::havelHakimi(std::deque<int, std::allocator<int> >)': main.cpp:308:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::deque<int, std::allocator<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 308 | if(i >= degrees.size()) | ~~^~~~~~~~~~~~~~~~~ main.cpp:320:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::deque<int, std::allocator<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]