Increment operators

Question

What is the difference between the prefix and postfix increment operators it's really confusing when used in a code. What would be delighted output of this code.
int a= 5;
int b= 4;
b= a++;
cout << b;

Answer 1

https://www.sololearn.com/Discuss/407846/?ref=app

Answer 2

Prefix: makes increment, return you original object
Postfix: makes copy with old value, increments value, returns you old copy.
In statements returned values are used.