Sample run

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

Student p$1=$ new Student$("$Jon$",$ "Jonsson", $1995,$ "ACS", $"1234567")$;

Instructor p$2=$ new Instructor$("$Jon$",$ "Jonsson", $1995,"$MSc$.","3$D$01")$;

System.out.println$($p$1.$getName $())$;

System.out.println$($p$1)$;

System.out.println$($p$2.$getName $())$;

$\}$

System.out.println$($p$2)$;

Will print out

Jon Jonsson, $1234567$

Jon Jonsson, $12345671995$

J Jonsson, MSC$.$

J Jonsson, MSC$.1995$