Compilare: main.cpp: In function 'double minimum_spanning_tree(int, std::vector<std::tuple<int, int, int> >&)': main.cpp:63:20: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 63 | for (const auto[node1, node2, weight] : edges) | ^ main.cpp:68:28: warning: comparison of integer expressions of different signedness: 'std::vector<std::tuple<int, int, int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 68 | if (mst.size() == N - 1) break; | ~~~~~~~~~~~^~~~~~~~