Compilare: main.cpp: In function 'int main()': main.cpp:8:20: warning: unused variable 'k' [-Wunused-variable] int n, s=0, i, k, p, x, cnt=0, c=1; ^ main.cpp:8:23: warning: unused variable 'p' [-Wunused-variable] int n, s=0, i, k, p, x, cnt=0, c=1; ^ main.cpp:8:29: warning: unused variable 'cnt' [-Wunused-variable] int n, s=0, i, k, p, x, cnt=0, c=1; ^~~ main.cpp:8:36: warning: unused variable 'c' [-Wunused-variable] int n, s=0, i, k, p, x, cnt=0, c=1; ^