Const pointer, pointing to const pointer, pointing to const Pointer -- C

Intmain () {// memory method: adding "yes" in the middle makes it easy to understand/* pointer function */void * F (); // write in order, first write the pointer (void *), then write the function (f () // the pointer is a function-This pointer is a function. /* Function pointer */void (* f) (); // The function is a pointer-this function is a pointer. // I have no idea how to remember it for the moment. /* Const pointer */const int * A;/* pointer to const -- pointer const */int * const B; /* const pointer to const */const int * const C ;}