Is there any mistakes in this code?

Question

https://code.sololearn.com/c6FIx1lj4mys/?ref=app

Answer 1

Change line 6 to printf("%d\n",*a);

() instead of {}
Western comma instead of Chinese comma

Answer 2

👍Quite not obvious,another confusing point to me is that why an ampersand is added before m,doesn' t an ampersand refer to the address?