Compilare: main.cpp: In function 'bool allNodesHaveEvenDegree(const Edges&)': main.cpp:67:19: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 67 | for (auto [j, _]: graph[i]) { | ^ main.cpp: In function 'void useCycle(size_t, const Edges&, std::array<bool, 500000>&, std::forward_list<long unsigned int>&, std::forward_list<long unsigned int>::iterator)': main.cpp:101:19: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 101 | for (auto [toNode, edgeIndex]: edges[node]) | ^ main.cpp: In function 'void removeUnusedEdges(std::vector<std::vector<std::pair<long unsigned int, unsigned int> > >::value_type&, const std::array<bool, 500000>&)': main.cpp:116:15: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 116 | for (auto [toNode, edgeIndex]: toEdges) | ^