Compilare: user.cpp: In function ‘int main()’: user.cpp:8:39: warning: unused variable ‘fac’ [-Wunused-variable] unsigned long long cc,l1,l2,p,m,c,fac,poz,i,ci; ^ user.cpp:8:47: warning: unused variable ‘i’ [-Wunused-variable] unsigned long long cc,l1,l2,p,m,c,fac,poz,i,ci; ^ user.cpp:33:5: warning: ‘cc’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(cc!=p) ^