Compilare: main.cpp: In function 'int main()': main.cpp:42:13: warning: unused variable 'p' [-Wunused-variable] 42 | int p,q,c; | ^ main.cpp:42:15: warning: unused variable 'q' [-Wunused-variable] 42 | int p,q,c; | ^ main.cpp:42:17: warning: unused variable 'c' [-Wunused-variable] 42 | int p,q,c; | ^ main.cpp:39:8: warning: unused variable 'cost_total' [-Wunused-variable] 39 | ll cost_total=0; | ^~~~~~~~~~