changed the file structure

Code/Steiner/oop_theorie_2/src/App.java

@@ -0,0 +1,25 @@
+public class App {
+    public static void main(String[] args) throws Exception {
+        // Create an array of Person objects
+        Person[] persons = new Person[5];
+
+        // Initialize the Person objects
+        persons[0] = new Person("Hans", 2012);
+        persons[1] = new Person("Peter", 2011);
+        persons[2] = new Person("Jochen", 2013);
+        persons[3] = new Person("Christian", 2050);
+        persons[4] = new Person("Tobias", 1932);
+
+        // Print each person
+        for (Person person : persons) {
+            person.printPerson();
+        }
+
+        int sumAge = 0;
+        for (Person person : persons) {
+            sumAge += person.getAge();
+        }
+
+        System.out.println("The sum of the age of all people is: " + sumAge);
+    }
+}

Code/Steiner/oop_theorie_2/src/Person.java

@@ -0,0 +1,36 @@
+import java.time.LocalDate;
+
+class Person {
+    private String name;
+    private int age;
+
+    Person(String name, int yearOfBirth) {
+        this.name = name;
+        LocalDate currentDate = LocalDate.now();
+        int year = currentDate.getYear();
+        this.age = year - yearOfBirth;
+        if (this.age < 0) {
+            this.age = 0;
+        }
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public int getAge() {
+        return age;
+    }
+
+    public void setAge(int age) {
+        this.age = age;
+    }
+
+    public void printPerson() {
+        System.out.println(name + " " + age);
+    }
+}