Compilare: main.cpp: In function 'int main()': main.cpp:24:15: warning: unused variable 'ca' [-Wunused-variable] 24 | int n, a, ca, d, cnt = 0, i; | ^~ main.cpp:24:19: warning: unused variable 'd' [-Wunused-variable] 24 | int n, a, ca, d, cnt = 0, i; | ^ main.cpp:24:22: warning: unused variable 'cnt' [-Wunused-variable] 24 | int n, a, ca, d, cnt = 0, i; | ^~~