class Driver $\{$

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

foo$(7)$ ;

bar$(1)$;

$\}$

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

bar $(a-1)$;

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

$\}$

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

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

$\}$

$\}$