Question

C++,

Help needed?

Can someone please explain to me the difference between a++; and ++a; or a--; and --a;

?

Answer 1

okay, a++ means add 1 after performing an operation.......... ++a means add one before performing an operation.........same with --a and a--

Answer 2

..................this is the part where you say whether or not you understand.............

Answer 3

ok and one last question since gane is here,

Can you please tell me whats the difference between
double power(double, int)

and

int power(double, int)


?

Answer 4

both are function names

Answer 5

double power(double, int) .....returns a double
int power(double, int) .........must return an int (will cause loss of data)

Answer 6

I see, thanks a lot!

Answer 7

you're welcome