class Main

package com.company;

public class Main {

    public static void main(String[] args) {
        Person[] persons = {
                new Employee("Ivan", 33, true, 70),
                new Employee("Ana", 28, false, 75),
                new Person("Peter", 40, true),
                new Person("Mariika", 36, false),
                new Student("Gosho", 20, true, 4.50),
                new Student("Penka", 19, false, 5.99)};

        for (Person person : persons) {
            if (person.getClass().getTypeName().endsWith("Person")) {
                person.showPersonInfo();
            } else if (person.getClass().getTypeName().endsWith("Student")) {
                person.showStudentInfo();
            } else {
                person.showEmployeeInfo();
            }
        }

        for (Person person : persons) {
            if (person.getClass().getTypeName().endsWith("Employee")) {
                System.out.println("Salary for overtime: " + person.calculateOvertime(2) + "lv.");
            }
        }

    }
}