public abstract class Employee {
    private String name;
    private String city;
    private double salary;
    public Employee(String name, String city, double salary) {
        this.name = name;
        this.city = city;
        this.salary = salary;
    }
    public abstract String getRole();
    @Override
    public String toString() {
        return name + " " + city + " " + salary;
    }
    public String getName() {
        return name;
    }
    public String getCity() {
        return city;
    }
    public double getSalary() {
        return salary;
    }
    
}