What is the output of this Java program?

$```$

Class Driver $\{$

public static void main$($String$[]$ args$)\{$

int a $=$ foo$(3)$;

int b $=$ bar$(4)$;

$\}$

static int foo$($int a$)\{$

a $=$ bar$($a $+3)$;

System.out.print$($a$)$;

return a;

$\}$

static int bar$($int a$)\{$

System.out.print$($a$)$;

return a $-2$;

$\}$

$\}$

$```$