Compilare: main.cpp: In function 'void afis2(std::ofstream&)': main.cpp:43:18: warning: unused variable 'j' [-Wunused-variable] 43 | for(auto j: ctcv[i]) | ^ main.cpp: In function 'void sortare_topologica()': main.cpp:190:9: warning: unused variable 'l_min' [-Wunused-variable] 190 | int l_min = 1e9, node; | ^~~~~ main.cpp:190:22: warning: unused variable 'node' [-Wunused-variable] 190 | int l_min = 1e9, node; | ^~~~