The semicomma (;) at the end of line number 5 causing an error. Remove it please...

Answer 1

Are u a fool my boy

Answer 2

at the end of the body of a function, shouldn't be ;.
only after a command (or what looks almost like our situation - after a class).

Answer 3

Not to be pedantic, but it's called a semiCOLON. Not semicomma.