Ошибка в программе с методами и классами

error: class, interface, or enum expected
package rgr1;
^
1 error

import java.util.LinkedList;
import java.util.List;
 
package rgr1;
 
public class Helper {
 
    public static void main(String[] args) {
        Club aBarcelonaClub = new Club("Barcelona", "Spain");
        aBarcelonaClub.add(new Footballer("Jack", "54", "The United Kingdom"));
        aBarcelonaClub.add(new Footballer("Pol", "04", "The United Kingdom"));
        aBarcelonaClub.add(new Footballer("Foo", "13", "The United Kingdom"));
        aBarcelonaClub.printListTeam();
    }
    
}
 
class Club {
    String name, country;
    List<Footballer> team = new LinkedList<>();
 
    Club(String name, String country) {
        this.name = name;
        this.country = country;
    }
 
    void add(Footballer aFootballer) {
        team.add(aFootballer);
    } 
 
    public void printListTeam() {
        System.out.println(name + " - " + country);
        for (Footballer footballer : team)
            System.out.println(footballer);
    }
}
 
class Footballer {
    private String name;
    private String number;
    private String country;
 
    Footballer(String name, String number, String country) {
        this.name = name;
        this.number = number;
        this.country = country;
    }
 
    @Override
    public String toString() {
        return "Footballer{" +
                "name='" + name + '\'' +
                ", number='" + number + '\'' +
                ", country='" + country + '\'' +
                '}';
    }
}

package rgr1;

Error: Could not find or load main class rgr1.Helper
Caused by: java.lang.ClassNotFoundException: rgr1.Helper

package rgr1;