What is the output of these ( a=5; printf("℅d℅d℅d",a++,a++,a++) please elaborate

Question

please elaborate ha this is a gate quwlestion and didnt understand okkkkkk

Answer 1

answer is 567.
This is because the first a++, prints a=5 then increments it. So a is now 6, is printed then incremented by the second a++, and same thing with third one.

Answer 2

may be 8