Compilare: main.cpp: In function 'int main()': main.cpp:57:18: warning: unused variable 'fact1' [-Wunused-variable] int n,k,d,n1,fact1=1,fact2=1,fact3=1,i,x; ^~~~~ main.cpp:57:26: warning: unused variable 'fact2' [-Wunused-variable] int n,k,d,n1,fact1=1,fact2=1,fact3=1,i,x; ^~~~~ main.cpp:57:34: warning: unused variable 'fact3' [-Wunused-variable] int n,k,d,n1,fact1=1,fact2=1,fact3=1,i,x; ^~~~~ main.cpp:57:44: warning: unused variable 'x' [-Wunused-variable] int n,k,d,n1,fact1=1,fact2=1,fact3=1,i,x; ^