public class Person { protected String name; protected int age; protected double money; public Person(String name, int age, double money) { this.name = name; this.age = age; this.money = money; } public void geldEinzahlen(double amt) { this.money += amt; } public void geldAuszahlen(double amt) { this.money -= (this.money < amt) ? 0 : amt; } public void show() { System.out.println("Name: " + name + ", Age: " + age + ", Money: " + money); } }