Compilare: main.cpp: In function 'int main()': main.cpp:28:9: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 28 | auto &[u, v] = V[i]; | ^ main.cpp:38:9: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 38 | auto &[u, v] = V[i]; | ^ main.cpp:47:17: warning: unused variable 'v' [-Wunused-variable] 47 | for(int i = 0, v; i < (1 << m); ++i) { | ^