public class E$2012($

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

Systen. out.printin$($prn$(2))$;

public static void prn$($char n$)\{$

System. out.printin$($n$)$;

public static int prn $($int n$)\{$

for $($int i $=0$; i $<$ n; i$++)\{$

prnlt $(1)$ :

System. out. printIn$()$;

return n

$5$

public static void prIt $($int n$)\{$

if $($n $==1)$

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

else

System. out. print $($n $+"-")$; trace and write