public class Race { private Car leader; public Race() { this.leader = null; } public void calculateDistance(Car car) { int distance = car.getSpeed() * 24; System.out.println("Автомобиль " + car.getName() + " проедет " + distance + " км за 24 часа."); if (leader == null || car.getSpeed() > leader.getSpeed()) { leader = car; } } public Car getLeader() { return leader; } }