<?php
declare(strict_types=1);

class Person 
{
    protected string $name;
    protected string $vorname;


    public function __construct(string $nname, string $vname)
    {
        $this->name = $nname;
        $this->vorname = $vname;
    }

    public function setName(string $nname):void
    {
        $this->name = $nname;
    }

    public function getName():string
    {
        return $this->name;
    }

    public function setVorname(string $vname):void
    {
        $this->vorname = $vname;
    }

    public function getVorname():string
    {
        return $this->vorname;
    }
}



class Mitarbeiter extends Person
{
    private int $gruppierung = 0;
    private int $steuerklasse = 0;
    private string $kontonummer = "0";

} 


class Kunde extends Person
{
    private int $bonitaet = 0;

    public function setBonitaet(int $boni): void
    {
        $this->bonitaet = $boni;
    }

    public function getBonitaet():int
    {
        return $this->bonitaet;
    }
}

?>