import java.util.ArrayList;
class Main {
public static void main(String[] args) {
ArrayList<Game> games = new ArrayList<>();
games.add(new Game(12));
games.add(new Game(43));
games.add(new Game(8));
int total = games.stream().mapToInt(Scoreable::getScore).sum();
System.out.println(total / games.size());
}
}
public interface Scoreable{
int getScore();
}
public class Game implements Scoreable{
private int score = 0;
public Game(int score){
this.score = score;
}
public int getScore(){
return this.score;
}
}
