Pointers

Question

Why this code give this answer?
char a='a',b='b';
char *p=&a;
char *&r=p;
r=&b;
Cout<<*p;
Answer=b

Answer 1

One different type of help. You should tag appropriately. If you tag C++, that'll attract people who see Q&A with filter.

Answer 2

thankyou Tind &Roneel ,answer &advice .