Compilare: main.cpp: In member function 'int Flow::bfs(int, int)': main.cpp:90:24: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 90 | for (auto &[son, cap, ind, cost] : g[node]) { | ^ main.cpp:89:17: warning: unused variable 'ind' [-Wunused-variable] 89 | int ind = 0; | ^~~ main.cpp: In function 'void solve(int)': main.cpp:136:8: warning: unused variable 't1' [-Wunused-variable] 136 | ld t1 = clock(); | ^~