Практически все предложеные в коментах и в впоросах способы я перепробывал
package com.javarush.task.task21.task2113;
import com.javarush.task.task21.task2109.Solution;
import org.w3c.dom.html.HTMLObjectElement;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
public class Hippodrome {
private List <Horse> horses;
public static Hippodrome game;
public Hippodrome(List<Horse> horses) {
this.horses = horses;
}
public List<Horse> getHorses() {
return horses;
}
public static void main(String[] args) {
Horse horse1 = new Horse("1",3,0);
Horse horse2 = new Horse("2",3,0);
Horse horse3 = new Horse("3",3,0);
game = new Hippodrome(new ArrayList<>());
game.horses.add(horse1);
game.horses.add(horse2);
game.horses.add(horse3);
System.out.println(game.getHorses());
}
}