CompanyRooster_class Employee

public class Employee {
    private String name;
    private double salary;
    private String position;
    private String department;
    private String email;
    private int age;

    public Employee() {
        String email = "n/a";
        int age = -1;
    }

    public Employee(String name, double salary,
                    String position,
                    String department) {
        this.name = name;
        this.salary = salary;
        this.position = position;
        this.department = department;
        this.email = "n/a";
        this.age = -1;
    }

    public Employee(String name, double salary,
                    String position, String department,
                    String email) {
        this(name, salary, position, department);
        this.email = email;

    }

    public Employee(String name, double salary,
                    String position, String department,
                    int age) {
        this(name, salary, position, department);
        this.age = age;

    }

    public Employee(String name, double salary,
                    String position, String department,
                    String email, int age) {
        this(name, salary, position, department, email);
        this.age = age;

    }

    public String getDepartment() {
        return department;
    }
    public double getSalary(){
        return salary;
    }

    @Override
    public String toString() {

 return String.format("%s %.2f %s %d", name,salary,email,age);

    }
}