Compilare: main.cpp: In function 'int32_t main()': main.cpp:28:18: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 28 | auto [w , to] = h.top(); | ^ main.cpp:32:22: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 32 | for(auto [w1 , to1] : v[to]){ | ^