import java.util.ArrayList;
public class Race {
public ArrayList carsList;
Race(ArrayList carsList) {
this.carsList = carsList;
}
Car getRaceWinner() {
Car winner;
if ((carsList != null) && !carsList.isEmpty()) {
winner = carsList.get(0);
for (Car car : carsList) {
if (car.speed > winner.speed) {
winner = car;
}
}
} else {
return null;
}
return winner;
}
}