Compilare: main.cpp: In function 'void Tarjan_PDA(int, int)': main.cpp:20:9: warning: unused variable 'i' [-Wunused-variable] 20 | int i, e, s, cont=0, nr_copii=0; | ^ main.cpp:20:12: warning: unused variable 'e' [-Wunused-variable] 20 | int i, e, s, cont=0, nr_copii=0; | ^ main.cpp:20:15: warning: unused variable 's' [-Wunused-variable] 20 | int i, e, s, cont=0, nr_copii=0; | ^ main.cpp:20:18: warning: unused variable 'cont' [-Wunused-variable] 20 | int i, e, s, cont=0, nr_copii=0; | ^~~~ main.cpp: In function 'int main()': main.cpp:80:12: warning: unused variable 'e' [-Wunused-variable] 80 | int i, e, s, cont=0, a, b, nr_puncte=0; | ^ main.cpp:80:15: warning: unused variable 's' [-Wunused-variable] 80 | int i, e, s, cont=0, a, b, nr_puncte=0; | ^ main.cpp:80:18: warning: unused variable 'cont' [-Wunused-variable] 80 | int i, e, s, cont=0, a, b, nr_puncte=0; | ^~~~ main.cpp:80:32: warning: unused variable 'nr_puncte' [-Wunused-variable] 80 | int i, e, s, cont=0, a, b, nr_puncte=0; | ^~~~~~~~~