Проект с пакетом

package Computer;
import java.lang.NullPointerException;
import java.util.Arrays;
 
import static Computer.Computer1.computers1;
import static Computer.Computer2.computers2;
import static Computer.Computer3.computers3;
import static Computer.Computer4.computers4;
import static Computer.Computer5.computers5;
 
public class Computer {
 
    public int[] computers = new int[5];
 
    public Computer(int[] computers) {
        this.computers = computers;
    }
 
    public int[] getComputers() {
        return computers;
    }
 
    public void setComputers(int[] computers) {
        this.computers = computers;
    }
 
    public String toString() {
        return "Computer { computers=" + Arrays.toString(this.computers) + "}";
    }
 
    public static void main(String[] args) {
        int[] x = {1, 2, 3, 4, 5};
        Computer computers = new Computer(x);
        Computer computers1 = null;
        computers1.setComputers(x);
        Computer computers2 = null;
        computers2.setComputers(x);
        Computer computers3 = null;
        computers3.setComputers(x);
        Computer computers4 = null;
        computers4.setComputers(x);
        Computer computers5 = null;
        computers5.setComputers(x);
        System.out.println(computers);
    }
}

public class Helper {
 
    public static void main(String[] args) {
        Computer[] computers = new Computer[5]; // это массив, что тебя просят создать
        Computer comp1 = new Computer();
        computers[0] = comp1; // и так дальше
    }
 
}
//##
class Computer {}