$*$ sign $-$ return $1$ if positive, $0$ if zero, and $-1$ if negative

$*$ Examples: sign$(130)=1$

$*$ sign$(-23)=-1$

$*$ Legal ops: $!$ ~ & $^|+<<>>$

$*$ Max ops: $10$

$*$ Rating: $2$

$*/$

int sign$($int x$)\{$

return $2$;

$\}$