So I didn't get. Why somewhere we don't close SCANNER, but somewhen we close it! ARRRGH!

Question

And what if i input some data on the round?should i close SCANNER after each use?

Answer 1

Because, sometimes, the java compiler do it for you ^^
( I'm java rookie: I can't tell you much more )

Answer 2

LoL

Answer 3

Cause they forgot to close it. LOL