Compilare: main.cpp: In function 'int solve(us)': main.cpp:77:9: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 77 | auto [uc, v, w] = E[it]; | ^ main.cpp:89:8: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 89 | auto [u, v, w] = E[i]; | ^