Compilare: main.cpp: In function 'void lowestAverageCostCicle(int, std::vector<std::vector<dist> >&, float&, int)': main.cpp:66:20: warning: loop variable 'i' creates a copy from type 'const std::pair<int, int>' [-Wrange-loop-construct] 66 | for(const auto i : adj[node]) | ^ main.cpp:66:20: note: use reference type to prevent copying 66 | for(const auto i : adj[node]) | ^ | & main.cpp:66:20: warning: variable 'i' set but not used [-Wunused-but-set-variable] main.cpp:69:20: warning: loop variable 'i' creates a copy from type 'const std::pair<int, int>' [-Wrange-loop-construct] 69 | for(const auto i : adj[node]) { | ^ main.cpp:69:20: note: use reference type to prevent copying 69 | for(const auto i : adj[node]) { | ^ | &