Compilare: main.cpp: In function 'int32_t main()': main.cpp:32:18: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 32 | auto [w , to] = h.top(); | ^ main.cpp:36:22: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 36 | for(auto [to1 , w1] : v[to]){ | ^